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Finding the Fourth Proportional to 88,801.70, 122,542.80 and 52,526.66

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Solution

The fourth proportional to 88,801.70, 122,542.80 and 52,526.66 is: 72,484.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,801.70 : 122,542.80 = 52,526.66 : x
  2. Step 2: Convert to fraction form
    88,801.70/122,542.80 = 52,526.66/x
  3. Step 3: Cross multiply
    88,801.70x = 122,542.80 × 52,526.66
  4. Step 4: Simplify right side
    88,801.70x = 6,436,763,991.05
  5. Step 5: Solve for x
    x = 6,436,763,991.05/88,801.70
  6. Step 6: Final answer
    x = 72,484.69

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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.