Home / 134,305.49-185,337.70-73,876.13

Finding the Fourth Proportional to 134,305.49, 185,337.70 and 73,876.13

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Solution

The fourth proportional to 134,305.49, 185,337.70 and 73,876.13 is: 101,946.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,305.49 : 185,337.70 = 73,876.13 : x
  2. Step 2: Convert to fraction form
    134,305.49/185,337.70 = 73,876.13/x
  3. Step 3: Cross multiply
    134,305.49x = 185,337.70 × 73,876.13
  4. Step 4: Simplify right side
    134,305.49x = 13,692,032,019.10
  5. Step 5: Solve for x
    x = 13,692,032,019.10/134,305.49
  6. Step 6: Final answer
    x = 101,946.93

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1.5x scale

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.