Home / 90,914.44-125,397.30-60,684.52

Finding the Fourth Proportional to 90,914.44, 125,397.30 and 60,684.52

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Solution

The fourth proportional to 90,914.44, 125,397.30 and 60,684.52 is: 83,701.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,914.44 : 125,397.30 = 60,684.52 : x
  2. Step 2: Convert to fraction form
    90,914.44/125,397.30 = 60,684.52/x
  3. Step 3: Cross multiply
    90,914.44x = 125,397.30 × 60,684.52
  4. Step 4: Simplify right side
    90,914.44x = 7,609,674,959.80
  5. Step 5: Solve for x
    x = 7,609,674,959.80/90,914.44
  6. Step 6: Final answer
    x = 83,701.50

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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.