Home / 111,565.07-167,326.11-31,602.44

Finding the Fourth Proportional to 111,565.07, 167,326.11 and 31,602.44

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Solution

The fourth proportional to 111,565.07, 167,326.11 and 31,602.44 is: 47,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,565.07 : 167,326.11 = 31,602.44 : x
  2. Step 2: Convert to fraction form
    111,565.07/167,326.11 = 31,602.44/x
  3. Step 3: Cross multiply
    111,565.07x = 167,326.11 × 31,602.44
  4. Step 4: Simplify right side
    111,565.07x = 5,287,913,351.71
  5. Step 5: Solve for x
    x = 5,287,913,351.71/111,565.07
  6. Step 6: Final answer
    x = 47,397.57

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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.