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Finding the Fourth Proportional to 115,494.79, 173,248.39 and 36,615.17

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Solution

The fourth proportional to 115,494.79, 173,248.39 and 36,615.17 is: 54,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,494.79 : 173,248.39 = 36,615.17 : x
  2. Step 2: Convert to fraction form
    115,494.79/173,248.39 = 36,615.17/x
  3. Step 3: Cross multiply
    115,494.79x = 173,248.39 × 36,615.17
  4. Step 4: Simplify right side
    115,494.79x = 6,343,518,385.83
  5. Step 5: Solve for x
    x = 6,343,518,385.83/115,494.79
  6. Step 6: Final answer
    x = 54,924.72

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1.5x scale

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.