Home / 94,760.12-142,139.48-38,587.02

Finding the Fourth Proportional to 94,760.12, 142,139.48 and 38,587.02

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Solution

The fourth proportional to 94,760.12, 142,139.48 and 38,587.02 is: 57,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,760.12 : 142,139.48 = 38,587.02 : x
  2. Step 2: Convert to fraction form
    94,760.12/142,139.48 = 38,587.02/x
  3. Step 3: Cross multiply
    94,760.12x = 142,139.48 × 38,587.02
  4. Step 4: Simplify right side
    94,760.12x = 5,484,738,764.61
  5. Step 5: Solve for x
    x = 5,484,738,764.61/94,760.12
  6. Step 6: Final answer
    x = 57,880.25

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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.