Home / 98,424.13-147,638.48-35,248.59

Finding the Fourth Proportional to 98,424.13, 147,638.48 and 35,248.59

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Solution

The fourth proportional to 98,424.13, 147,638.48 and 35,248.59 is: 52,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,424.13 : 147,638.48 = 35,248.59 : x
  2. Step 2: Convert to fraction form
    98,424.13/147,638.48 = 35,248.59/x
  3. Step 3: Cross multiply
    98,424.13x = 147,638.48 × 35,248.59
  4. Step 4: Simplify right side
    98,424.13x = 5,204,048,249.74
  5. Step 5: Solve for x
    x = 5,204,048,249.74/98,424.13
  6. Step 6: Final answer
    x = 52,873.70

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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.