Home / 134,304.49-185,336.32-73,875.13

Finding the Fourth Proportional to 134,304.49, 185,336.32 and 73,875.13

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Solution

The fourth proportional to 134,304.49, 185,336.32 and 73,875.13 is: 101,945.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,304.49 : 185,336.32 = 73,875.13 : x
  2. Step 2: Convert to fraction form
    134,304.49/185,336.32 = 73,875.13/x
  3. Step 3: Cross multiply
    134,304.49x = 185,336.32 × 73,875.13
  4. Step 4: Simplify right side
    134,304.49x = 13,691,744,733.72
  5. Step 5: Solve for x
    x = 13,691,744,733.72/134,304.49
  6. Step 6: Final answer
    x = 101,945.55

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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.