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Finding the Fourth Proportional to 122,565.67, 183,762.74 and 62,612.71

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Solution

The fourth proportional to 122,565.67, 183,762.74 and 62,612.71 is: 93,875.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,565.67 : 183,762.74 = 62,612.71 : x
  2. Step 2: Convert to fraction form
    122,565.67/183,762.74 = 62,612.71/x
  3. Step 3: Cross multiply
    122,565.67x = 183,762.74 × 62,612.71
  4. Step 4: Simplify right side
    122,565.67x = 11,505,882,845.55
  5. Step 5: Solve for x
    x = 11,505,882,845.55/122,565.67
  6. Step 6: Final answer
    x = 93,875.25

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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.