Home / 92,342.08-138,527.70-29,998

Finding the Fourth Proportional to 92,342.08, 138,527.70 and 29,998

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Solution

The fourth proportional to 92,342.08, 138,527.70 and 29,998 is: 45,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,342.08 : 138,527.70 = 29,998 : x
  2. Step 2: Convert to fraction form
    92,342.08/138,527.70 = 29,998/x
  3. Step 3: Cross multiply
    92,342.08x = 138,527.70 × 29,998
  4. Step 4: Simplify right side
    92,342.08x = 4,155,553,944.60
  5. Step 5: Solve for x
    x = 4,155,553,944.60/92,342.08
  6. Step 6: Final answer
    x = 45,001.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.