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Finding the Fourth Proportional to 52,465.78, 72,385.02 and 32,040.40

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Solution

The fourth proportional to 52,465.78, 72,385.02 and 32,040.40 is: 44,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465.78 : 72,385.02 = 32,040.40 : x
  2. Step 2: Convert to fraction form
    52,465.78/72,385.02 = 32,040.40/x
  3. Step 3: Cross multiply
    52,465.78x = 72,385.02 × 32,040.40
  4. Step 4: Simplify right side
    52,465.78x = 2,319,244,994.81
  5. Step 5: Solve for x
    x = 2,319,244,994.81/52,465.78
  6. Step 6: Final answer
    x = 44,204.91

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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.