Home / 48,125.61-72,047.66-28,073.79

Finding the Fourth Proportional to 48,125.61, 72,047.66 and 28,073.79

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Solution

The fourth proportional to 48,125.61, 72,047.66 and 28,073.79 is: 42,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,125.61 : 72,047.66 = 28,073.79 : x
  2. Step 2: Convert to fraction form
    48,125.61/72,047.66 = 28,073.79/x
  3. Step 3: Cross multiply
    48,125.61x = 72,047.66 × 28,073.79
  4. Step 4: Simplify right side
    48,125.61x = 2,022,650,736.46
  5. Step 5: Solve for x
    x = 2,022,650,736.46/48,125.61
  6. Step 6: Final answer
    x = 42,028.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.