Home / 98,248.12-147,248.94-42,022.24

Finding the Fourth Proportional to 98,248.12, 147,248.94 and 42,022.24

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Solution

The fourth proportional to 98,248.12, 147,248.94 and 42,022.24 is: 62,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,248.12 : 147,248.94 = 42,022.24 : x
  2. Step 2: Convert to fraction form
    98,248.12/147,248.94 = 42,022.24/x
  3. Step 3: Cross multiply
    98,248.12x = 147,248.94 × 42,022.24
  4. Step 4: Simplify right side
    98,248.12x = 6,187,730,296.43
  5. Step 5: Solve for x
    x = 6,187,730,296.43/98,248.12
  6. Step 6: Final answer
    x = 62,980.65

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1.5x scale

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.