Home / 114,924,005.40-172,386,008.10-92,249,189.40

Finding the Fourth Proportional to 114,924,005.40, 172,386,008.10 and 92,249,189.40

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Solution

The fourth proportional to 114,924,005.40, 172,386,008.10 and 92,249,189.40 is: 138,373,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,924,005.40 : 172,386,008.10 = 92,249,189.40 : x
  2. Step 2: Convert to fraction form
    114,924,005.40/172,386,008.10 = 92,249,189.40/x
  3. Step 3: Cross multiply
    114,924,005.40x = 172,386,008.10 × 92,249,189.40
  4. Step 4: Simplify right side
    114,924,005.40x = 15,902,469,511,126,834
  5. Step 5: Solve for x
    x = 15,902,469,511,126,834/114,924,005.40
  6. Step 6: Final answer
    x = 138,373,784.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.