Home / 66,246.42-99,332.02-45,211.96

Finding the Fourth Proportional to 66,246.42, 99,332.02 and 45,211.96

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Solution

The fourth proportional to 66,246.42, 99,332.02 and 45,211.96 is: 67,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,246.42 : 99,332.02 = 45,211.96 : x
  2. Step 2: Convert to fraction form
    66,246.42/99,332.02 = 45,211.96/x
  3. Step 3: Cross multiply
    66,246.42x = 99,332.02 × 45,211.96
  4. Step 4: Simplify right side
    66,246.42x = 4,490,995,314.96
  5. Step 5: Solve for x
    x = 4,490,995,314.96/66,246.42
  6. Step 6: Final answer
    x = 67,792.27

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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.