Home / 66,819.24-92,257.38-45,590.76

Finding the Fourth Proportional to 66,819.24, 92,257.38 and 45,590.76

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Solution

The fourth proportional to 66,819.24, 92,257.38 and 45,590.76 is: 62,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,819.24 : 92,257.38 = 45,590.76 : x
  2. Step 2: Convert to fraction form
    66,819.24/92,257.38 = 45,590.76/x
  3. Step 3: Cross multiply
    66,819.24x = 92,257.38 × 45,590.76
  4. Step 4: Simplify right side
    66,819.24x = 4,206,084,069.81
  5. Step 5: Solve for x
    x = 4,206,084,069.81/66,819.24
  6. Step 6: Final answer
    x = 62,947.20

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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.