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Finding the Fourth Proportional to 57,482.56, 79,325.12 and 32,332

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Solution

The fourth proportional to 57,482.56, 79,325.12 and 32,332 is: 44,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,482.56 : 79,325.12 = 32,332 : x
  2. Step 2: Convert to fraction form
    57,482.56/79,325.12 = 32,332/x
  3. Step 3: Cross multiply
    57,482.56x = 79,325.12 × 32,332
  4. Step 4: Simplify right side
    57,482.56x = 2,564,739,779.84
  5. Step 5: Solve for x
    x = 2,564,739,779.84/57,482.56
  6. Step 6: Final answer
    x = 44,617.70

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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.