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Finding the Fourth Proportional to 66,502.26, 99,831.15 and 41,599.62

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Solution

The fourth proportional to 66,502.26, 99,831.15 and 41,599.62 is: 62,448.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,502.26 : 99,831.15 = 41,599.62 : x
  2. Step 2: Convert to fraction form
    66,502.26/99,831.15 = 41,599.62/x
  3. Step 3: Cross multiply
    66,502.26x = 99,831.15 × 41,599.62
  4. Step 4: Simplify right side
    66,502.26x = 4,152,937,904.16
  5. Step 5: Solve for x
    x = 4,152,937,904.16/66,502.26
  6. Step 6: Final answer
    x = 62,448.07

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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.