Home / 84,412.02-126,581.10-40,051.43

Finding the Fourth Proportional to 84,412.02, 126,581.10 and 40,051.43

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Solution

The fourth proportional to 84,412.02, 126,581.10 and 40,051.43 is: 60,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,412.02 : 126,581.10 = 40,051.43 : x
  2. Step 2: Convert to fraction form
    84,412.02/126,581.10 = 40,051.43/x
  3. Step 3: Cross multiply
    84,412.02x = 126,581.10 × 40,051.43
  4. Step 4: Simplify right side
    84,412.02x = 5,069,754,065.97
  5. Step 5: Solve for x
    x = 5,069,754,065.97/84,412.02
  6. Step 6: Final answer
    x = 60,059.62

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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.