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Finding the Fourth Proportional to 52,695.95, 72,750.50 and 34,842.74

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Solution

The fourth proportional to 52,695.95, 72,750.50 and 34,842.74 is: 48,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695.95 : 72,750.50 = 34,842.74 : x
  2. Step 2: Convert to fraction form
    52,695.95/72,750.50 = 34,842.74/x
  3. Step 3: Cross multiply
    52,695.95x = 72,750.50 × 34,842.74
  4. Step 4: Simplify right side
    52,695.95x = 2,534,826,756.37
  5. Step 5: Solve for x
    x = 2,534,826,756.37/52,695.95
  6. Step 6: Final answer
    x = 48,102.88

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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.