Home / 98,928.28-148,270.68-56,269.52

Finding the Fourth Proportional to 98,928.28, 148,270.68 and 56,269.52

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Solution

The fourth proportional to 98,928.28, 148,270.68 and 56,269.52 is: 84,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,928.28 : 148,270.68 = 56,269.52 : x
  2. Step 2: Convert to fraction form
    98,928.28/148,270.68 = 56,269.52/x
  3. Step 3: Cross multiply
    98,928.28x = 148,270.68 × 56,269.52
  4. Step 4: Simplify right side
    98,928.28x = 8,343,119,993.67
  5. Step 5: Solve for x
    x = 8,343,119,993.67/98,928.28
  6. Step 6: Final answer
    x = 84,335.04

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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.