Home / 71,097.14-98,114.02-39,265.76

Finding the Fourth Proportional to 71,097.14, 98,114.02 and 39,265.76

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Solution

The fourth proportional to 71,097.14, 98,114.02 and 39,265.76 is: 54,186.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,097.14 : 98,114.02 = 39,265.76 : x
  2. Step 2: Convert to fraction form
    71,097.14/98,114.02 = 39,265.76/x
  3. Step 3: Cross multiply
    71,097.14x = 98,114.02 × 39,265.76
  4. Step 4: Simplify right side
    71,097.14x = 3,852,520,875.06
  5. Step 5: Solve for x
    x = 3,852,520,875.06/71,097.14
  6. Step 6: Final answer
    x = 54,186.72

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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.