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Finding the Fourth Proportional to 57,473.66, 79,312.88 and 32,323.16

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Solution

The fourth proportional to 57,473.66, 79,312.88 and 32,323.16 is: 44,605.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,473.66 : 79,312.88 = 32,323.16 : x
  2. Step 2: Convert to fraction form
    57,473.66/79,312.88 = 32,323.16/x
  3. Step 3: Cross multiply
    57,473.66x = 79,312.88 × 32,323.16
  4. Step 4: Simplify right side
    57,473.66x = 2,563,642,352.12
  5. Step 5: Solve for x
    x = 2,563,642,352.12/57,473.66
  6. Step 6: Final answer
    x = 44,605.52

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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.