Home / 110,701.76-152,772-60,403.52

Finding the Fourth Proportional to 110,701.76, 152,772 and 60,403.52

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Solution

The fourth proportional to 110,701.76, 152,772 and 60,403.52 is: 83,358.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,701.76 : 152,772 = 60,403.52 : x
  2. Step 2: Convert to fraction form
    110,701.76/152,772 = 60,403.52/x
  3. Step 3: Cross multiply
    110,701.76x = 152,772 × 60,403.52
  4. Step 4: Simplify right side
    110,701.76x = 9,227,966,557.44
  5. Step 5: Solve for x
    x = 9,227,966,557.44/110,701.76
  6. Step 6: Final answer
    x = 83,358.81

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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.