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Finding the Fourth Proportional to 52,294.40, 72,225.02 and 40,500.39

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Solution

The fourth proportional to 52,294.40, 72,225.02 and 40,500.39 is: 55,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,294.40 : 72,225.02 = 40,500.39 : x
  2. Step 2: Convert to fraction form
    52,294.40/72,225.02 = 40,500.39/x
  3. Step 3: Cross multiply
    52,294.40x = 72,225.02 × 40,500.39
  4. Step 4: Simplify right side
    52,294.40x = 2,925,141,477.76
  5. Step 5: Solve for x
    x = 2,925,141,477.76/52,294.40
  6. Step 6: Final answer
    x = 55,936.04

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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.