Home / 52,178.07-72,005.34-29,207.91

Finding the Fourth Proportional to 52,178.07, 72,005.34 and 29,207.91

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Solution

The fourth proportional to 52,178.07, 72,005.34 and 29,207.91 is: 40,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,178.07 : 72,005.34 = 29,207.91 : x
  2. Step 2: Convert to fraction form
    52,178.07/72,005.34 = 29,207.91/x
  3. Step 3: Cross multiply
    52,178.07x = 72,005.34 × 29,207.91
  4. Step 4: Simplify right side
    52,178.07x = 2,103,125,490.24
  5. Step 5: Solve for x
    x = 2,103,125,490.24/52,178.07
  6. Step 6: Final answer
    x = 40,306.69

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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.