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Finding the Fourth Proportional to 57,483, 79,325.76 and 32,332.56

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Solution

The fourth proportional to 57,483, 79,325.76 and 32,332.56 is: 44,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,483 : 79,325.76 = 32,332.56 : x
  2. Step 2: Convert to fraction form
    57,483/79,325.76 = 32,332.56/x
  3. Step 3: Cross multiply
    57,483x = 79,325.76 × 32,332.56
  4. Step 4: Simplify right side
    57,483x = 2,564,804,894.75
  5. Step 5: Solve for x
    x = 2,564,804,894.75/57,483
  6. Step 6: Final answer
    x = 44,618.49

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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.