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Finding the Fourth Proportional to 52,283.85, 72,145.85 and 29,617.98

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Solution

The fourth proportional to 52,283.85, 72,145.85 and 29,617.98 is: 40,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,283.85 : 72,145.85 = 29,617.98 : x
  2. Step 2: Convert to fraction form
    52,283.85/72,145.85 = 29,617.98/x
  3. Step 3: Cross multiply
    52,283.85x = 72,145.85 × 29,617.98
  4. Step 4: Simplify right side
    52,283.85x = 2,136,814,432.57
  5. Step 5: Solve for x
    x = 2,136,814,432.57/52,283.85
  6. Step 6: Final answer
    x = 40,869.50

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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.