Home / 111,567.26-167,350.90-28,461.26

Finding the Fourth Proportional to 111,567.26, 167,350.90 and 28,461.26

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Solution

The fourth proportional to 111,567.26, 167,350.90 and 28,461.26 is: 42,691.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,567.26 : 167,350.90 = 28,461.26 : x
  2. Step 2: Convert to fraction form
    111,567.26/167,350.90 = 28,461.26/x
  3. Step 3: Cross multiply
    111,567.26x = 167,350.90 × 28,461.26
  4. Step 4: Simplify right side
    111,567.26x = 4,763,017,476.13
  5. Step 5: Solve for x
    x = 4,763,017,476.13/111,567.26
  6. Step 6: Final answer
    x = 42,691.89

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1.5x scale

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.