Home / 119,234.10-164,507.18-71,470.02

Finding the Fourth Proportional to 119,234.10, 164,507.18 and 71,470.02

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Solution

The fourth proportional to 119,234.10, 164,507.18 and 71,470.02 is: 98,607.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,234.10 : 164,507.18 = 71,470.02 : x
  2. Step 2: Convert to fraction form
    119,234.10/164,507.18 = 71,470.02/x
  3. Step 3: Cross multiply
    119,234.10x = 164,507.18 × 71,470.02
  4. Step 4: Simplify right side
    119,234.10x = 11,757,331,087.39
  5. Step 5: Solve for x
    x = 11,757,331,087.39/119,234.10
  6. Step 6: Final answer
    x = 98,607.12

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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.