Home / 52,255.29-72,134.35-35,282.50

Finding the Fourth Proportional to 52,255.29, 72,134.35 and 35,282.50

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Solution

The fourth proportional to 52,255.29, 72,134.35 and 35,282.50 is: 48,704.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,255.29 : 72,134.35 = 35,282.50 : x
  2. Step 2: Convert to fraction form
    52,255.29/72,134.35 = 35,282.50/x
  3. Step 3: Cross multiply
    52,255.29x = 72,134.35 × 35,282.50
  4. Step 4: Simplify right side
    52,255.29x = 2,545,080,133.80
  5. Step 5: Solve for x
    x = 2,545,080,133.80/52,255.29
  6. Step 6: Final answer
    x = 48,704.74

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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.