Home / 94,990.09-142,397.66-42,370.87

Finding the Fourth Proportional to 94,990.09, 142,397.66 and 42,370.87

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Solution

The fourth proportional to 94,990.09, 142,397.66 and 42,370.87 is: 63,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,990.09 : 142,397.66 = 42,370.87 : x
  2. Step 2: Convert to fraction form
    94,990.09/142,397.66 = 42,370.87/x
  3. Step 3: Cross multiply
    94,990.09x = 142,397.66 × 42,370.87
  4. Step 4: Simplify right side
    94,990.09x = 6,033,512,528.31
  5. Step 5: Solve for x
    x = 6,033,512,528.31/94,990.09
  6. Step 6: Final answer
    x = 63,517.28

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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.