Home / 94,205.04-140,694.42-84,407.28

Finding the Fourth Proportional to 94,205.04, 140,694.42 and 84,407.28

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Solution

The fourth proportional to 94,205.04, 140,694.42 and 84,407.28 is: 126,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,205.04 : 140,694.42 = 84,407.28 : x
  2. Step 2: Convert to fraction form
    94,205.04/140,694.42 = 84,407.28/x
  3. Step 3: Cross multiply
    94,205.04x = 140,694.42 × 84,407.28
  4. Step 4: Simplify right side
    94,205.04x = 11,875,633,303.38
  5. Step 5: Solve for x
    x = 11,875,633,303.38/94,205.04
  6. Step 6: Final answer
    x = 126,061.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.