Home / 71,302.28-98,354.10-45,800.06

Finding the Fourth Proportional to 71,302.28, 98,354.10 and 45,800.06

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Solution

The fourth proportional to 71,302.28, 98,354.10 and 45,800.06 is: 63,176.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,302.28 : 98,354.10 = 45,800.06 : x
  2. Step 2: Convert to fraction form
    71,302.28/98,354.10 = 45,800.06/x
  3. Step 3: Cross multiply
    71,302.28x = 98,354.10 × 45,800.06
  4. Step 4: Simplify right side
    71,302.28x = 4,504,623,681.25
  5. Step 5: Solve for x
    x = 4,504,623,681.25/71,302.28
  6. Step 6: Final answer
    x = 63,176.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.