Home / 66,479.20-99,767.40-44,285.20

Finding the Fourth Proportional to 66,479.20, 99,767.40 and 44,285.20

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Solution

The fourth proportional to 66,479.20, 99,767.40 and 44,285.20 is: 66,460.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,479.20 : 99,767.40 = 44,285.20 : x
  2. Step 2: Convert to fraction form
    66,479.20/99,767.40 = 44,285.20/x
  3. Step 3: Cross multiply
    66,479.20x = 99,767.40 × 44,285.20
  4. Step 4: Simplify right side
    66,479.20x = 4,418,219,262.48
  5. Step 5: Solve for x
    x = 4,418,219,262.48/66,479.20
  6. Step 6: Final answer
    x = 66,460.17

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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.