Home / 134,314.17-185,353.98-73,889.40

Finding the Fourth Proportional to 134,314.17, 185,353.98 and 73,889.40

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Solution

The fourth proportional to 134,314.17, 185,353.98 and 73,889.40 is: 101,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,314.17 : 185,353.98 = 73,889.40 : x
  2. Step 2: Convert to fraction form
    134,314.17/185,353.98 = 73,889.40/x
  3. Step 3: Cross multiply
    134,314.17x = 185,353.98 × 73,889.40
  4. Step 4: Simplify right side
    134,314.17x = 13,695,694,787.80
  5. Step 5: Solve for x
    x = 13,695,694,787.80/134,314.17
  6. Step 6: Final answer
    x = 101,967.61

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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.