Home / 126,348.25-174,152.94-89,567

Finding the Fourth Proportional to 126,348.25, 174,152.94 and 89,567

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Solution

The fourth proportional to 126,348.25, 174,152.94 and 89,567 is: 123,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,348.25 : 174,152.94 = 89,567 : x
  2. Step 2: Convert to fraction form
    126,348.25/174,152.94 = 89,567/x
  3. Step 3: Cross multiply
    126,348.25x = 174,152.94 × 89,567
  4. Step 4: Simplify right side
    126,348.25x = 15,598,356,376.98
  5. Step 5: Solve for x
    x = 15,598,356,376.98/126,348.25
  6. Step 6: Final answer
    x = 123,455.26

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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.