Home / 192,000.90-288,001.35-144,308.10

Finding the Fourth Proportional to 192,000.90, 288,001.35 and 144,308.10

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Solution

The fourth proportional to 192,000.90, 288,001.35 and 144,308.10 is: 216,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,000.90 : 288,001.35 = 144,308.10 : x
  2. Step 2: Convert to fraction form
    192,000.90/288,001.35 = 144,308.10/x
  3. Step 3: Cross multiply
    192,000.90x = 288,001.35 × 144,308.10
  4. Step 4: Simplify right side
    192,000.90x = 41,560,927,615.94
  5. Step 5: Solve for x
    x = 41,560,927,615.94/192,000.90
  6. Step 6: Final answer
    x = 216,462.15

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1.5x scale

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.