Home / 126,962.90-190,446.23-48,055.94

Finding the Fourth Proportional to 126,962.90, 190,446.23 and 48,055.94

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Solution

The fourth proportional to 126,962.90, 190,446.23 and 48,055.94 is: 72,084.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,962.90 : 190,446.23 = 48,055.94 : x
  2. Step 2: Convert to fraction form
    126,962.90/190,446.23 = 48,055.94/x
  3. Step 3: Cross multiply
    126,962.90x = 190,446.23 × 48,055.94
  4. Step 4: Simplify right side
    126,962.90x = 9,152,072,602.11
  5. Step 5: Solve for x
    x = 9,152,072,602.11/126,962.90
  6. Step 6: Final answer
    x = 72,084.62

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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.