Home / 77,564.80-116,253.14-35,387.10

Finding the Fourth Proportional to 77,564.80, 116,253.14 and 35,387.10

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Solution

The fourth proportional to 77,564.80, 116,253.14 and 35,387.10 is: 53,037.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,564.80 : 116,253.14 = 35,387.10 : x
  2. Step 2: Convert to fraction form
    77,564.80/116,253.14 = 35,387.10/x
  3. Step 3: Cross multiply
    77,564.80x = 116,253.14 × 35,387.10
  4. Step 4: Simplify right side
    77,564.80x = 4,113,861,490.49
  5. Step 5: Solve for x
    x = 4,113,861,490.49/77,564.80
  6. Step 6: Final answer
    x = 53,037.74

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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.