Home / 94,934.88-142,349.02-31,721.69

Finding the Fourth Proportional to 94,934.88, 142,349.02 and 31,721.69

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Solution

The fourth proportional to 94,934.88, 142,349.02 and 31,721.69 is: 47,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,934.88 : 142,349.02 = 31,721.69 : x
  2. Step 2: Convert to fraction form
    94,934.88/142,349.02 = 31,721.69/x
  3. Step 3: Cross multiply
    94,934.88x = 142,349.02 × 31,721.69
  4. Step 4: Simplify right side
    94,934.88x = 4,515,551,760.81
  5. Step 5: Solve for x
    x = 4,515,551,760.81/94,934.88
  6. Step 6: Final answer
    x = 47,564.73

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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.