Home / 94,663.06-141,970.28-28,087.43

Finding the Fourth Proportional to 94,663.06, 141,970.28 and 28,087.43

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Solution

The fourth proportional to 94,663.06, 141,970.28 and 28,087.43 is: 42,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,663.06 : 141,970.28 = 28,087.43 : x
  2. Step 2: Convert to fraction form
    94,663.06/141,970.28 = 28,087.43/x
  3. Step 3: Cross multiply
    94,663.06x = 141,970.28 × 28,087.43
  4. Step 4: Simplify right side
    94,663.06x = 3,987,580,301.58
  5. Step 5: Solve for x
    x = 3,987,580,301.58/94,663.06
  6. Step 6: Final answer
    x = 42,123.93

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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.