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Finding the Fourth Proportional to 182,859.60, 252,365.28 and 105,337.92

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Solution

The fourth proportional to 182,859.60, 252,365.28 and 105,337.92 is: 145,377.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,859.60 : 252,365.28 = 105,337.92 : x
  2. Step 2: Convert to fraction form
    182,859.60/252,365.28 = 105,337.92/x
  3. Step 3: Cross multiply
    182,859.60x = 252,365.28 × 105,337.92
  4. Step 4: Simplify right side
    182,859.60x = 26,583,633,675.42
  5. Step 5: Solve for x
    x = 26,583,633,675.42/182,859.60
  6. Step 6: Final answer
    x = 145,377.29

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1.5x scale

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.