Home / 134,874.14-186,098.52-77,502.37

Finding the Fourth Proportional to 134,874.14, 186,098.52 and 77,502.37

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Solution

The fourth proportional to 134,874.14, 186,098.52 and 77,502.37 is: 106,937.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,874.14 : 186,098.52 = 77,502.37 : x
  2. Step 2: Convert to fraction form
    134,874.14/186,098.52 = 77,502.37/x
  3. Step 3: Cross multiply
    134,874.14x = 186,098.52 × 77,502.37
  4. Step 4: Simplify right side
    134,874.14x = 14,423,076,353.49
  5. Step 5: Solve for x
    x = 14,423,076,353.49/134,874.14
  6. Step 6: Final answer
    x = 106,937.30

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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.