Home / 98,278.24-135,585.48-60,486.88

Finding the Fourth Proportional to 98,278.24, 135,585.48 and 60,486.88

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Solution

The fourth proportional to 98,278.24, 135,585.48 and 60,486.88 is: 83,448.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,278.24 : 135,585.48 = 60,486.88 : x
  2. Step 2: Convert to fraction form
    98,278.24/135,585.48 = 60,486.88/x
  3. Step 3: Cross multiply
    98,278.24x = 135,585.48 × 60,486.88
  4. Step 4: Simplify right side
    98,278.24x = 8,201,142,658.50
  5. Step 5: Solve for x
    x = 8,201,142,658.50/98,278.24
  6. Step 6: Final answer
    x = 83,448.20

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1.5x scale

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.