Home / 72,858.24-100,545.84-44,177.76

Finding the Fourth Proportional to 72,858.24, 100,545.84 and 44,177.76

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Solution

The fourth proportional to 72,858.24, 100,545.84 and 44,177.76 is: 60,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,858.24 : 100,545.84 = 44,177.76 : x
  2. Step 2: Convert to fraction form
    72,858.24/100,545.84 = 44,177.76/x
  3. Step 3: Cross multiply
    72,858.24x = 100,545.84 × 44,177.76
  4. Step 4: Simplify right side
    72,858.24x = 4,441,889,988.52
  5. Step 5: Solve for x
    x = 4,441,889,988.52/72,858.24
  6. Step 6: Final answer
    x = 60,966.20

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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.