Home / 66,879.24-92,278.18-45,371.92

Finding the Fourth Proportional to 66,879.24, 92,278.18 and 45,371.92

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Solution

The fourth proportional to 66,879.24, 92,278.18 and 45,371.92 is: 62,602.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,879.24 : 92,278.18 = 45,371.92 : x
  2. Step 2: Convert to fraction form
    66,879.24/92,278.18 = 45,371.92/x
  3. Step 3: Cross multiply
    66,879.24x = 92,278.18 × 45,371.92
  4. Step 4: Simplify right side
    66,879.24x = 4,186,838,200.71
  5. Step 5: Solve for x
    x = 4,186,838,200.71/66,879.24
  6. Step 6: Final answer
    x = 62,602.96

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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.