Home / 102,358.02-141,251.94-57,035.82

Finding the Fourth Proportional to 102,358.02, 141,251.94 and 57,035.82

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Solution

The fourth proportional to 102,358.02, 141,251.94 and 57,035.82 is: 78,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,358.02 : 141,251.94 = 57,035.82 : x
  2. Step 2: Convert to fraction form
    102,358.02/141,251.94 = 57,035.82/x
  3. Step 3: Cross multiply
    102,358.02x = 141,251.94 × 57,035.82
  4. Step 4: Simplify right side
    102,358.02x = 8,056,420,224.49
  5. Step 5: Solve for x
    x = 8,056,420,224.49/102,358.02
  6. Step 6: Final answer
    x = 78,708.25

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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.