Home / 78,060.96-107,729.33-44,057.39

Finding the Fourth Proportional to 78,060.96, 107,729.33 and 44,057.39

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Solution

The fourth proportional to 78,060.96, 107,729.33 and 44,057.39 is: 60,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,060.96 : 107,729.33 = 44,057.39 : x
  2. Step 2: Convert to fraction form
    78,060.96/107,729.33 = 44,057.39/x
  3. Step 3: Cross multiply
    78,060.96x = 107,729.33 × 44,057.39
  4. Step 4: Simplify right side
    78,060.96x = 4,746,272,347.32
  5. Step 5: Solve for x
    x = 4,746,272,347.32/78,060.96
  6. Step 6: Final answer
    x = 60,802.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.