Home / 134,565.67-185,693.25-74,124.46

Finding the Fourth Proportional to 134,565.67, 185,693.25 and 74,124.46

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Solution

The fourth proportional to 134,565.67, 185,693.25 and 74,124.46 is: 102,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,565.67 : 185,693.25 = 74,124.46 : x
  2. Step 2: Convert to fraction form
    134,565.67/185,693.25 = 74,124.46/x
  3. Step 3: Cross multiply
    134,565.67x = 185,693.25 × 74,124.46
  4. Step 4: Simplify right side
    134,565.67x = 13,764,411,881.90
  5. Step 5: Solve for x
    x = 13,764,411,881.90/134,565.67
  6. Step 6: Final answer
    x = 102,287.69

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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.