Home / 98,867.91-148,327.17-28,747.24

Finding the Fourth Proportional to 98,867.91, 148,327.17 and 28,747.24

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Solution

The fourth proportional to 98,867.91, 148,327.17 and 28,747.24 is: 43,128.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,867.91 : 148,327.17 = 28,747.24 : x
  2. Step 2: Convert to fraction form
    98,867.91/148,327.17 = 28,747.24/x
  3. Step 3: Cross multiply
    98,867.91x = 148,327.17 × 28,747.24
  4. Step 4: Simplify right side
    98,867.91x = 4,263,996,754.51
  5. Step 5: Solve for x
    x = 4,263,996,754.51/98,867.91
  6. Step 6: Final answer
    x = 43,128.22

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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.