Home / 77,562.80-116,250.14-35,385.10

Finding the Fourth Proportional to 77,562.80, 116,250.14 and 35,385.10

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Solution

The fourth proportional to 77,562.80, 116,250.14 and 35,385.10 is: 53,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,562.80 : 116,250.14 = 35,385.10 : x
  2. Step 2: Convert to fraction form
    77,562.80/116,250.14 = 35,385.10/x
  3. Step 3: Cross multiply
    77,562.80x = 116,250.14 × 35,385.10
  4. Step 4: Simplify right side
    77,562.80x = 4,113,522,828.91
  5. Step 5: Solve for x
    x = 4,113,522,828.91/77,562.80
  6. Step 6: Final answer
    x = 53,034.74

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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.