Home / 98,080.32-135,353.92-60,376.32

Finding the Fourth Proportional to 98,080.32, 135,353.92 and 60,376.32

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Solution

The fourth proportional to 98,080.32, 135,353.92 and 60,376.32 is: 83,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,080.32 : 135,353.92 = 60,376.32 : x
  2. Step 2: Convert to fraction form
    98,080.32/135,353.92 = 60,376.32/x
  3. Step 3: Cross multiply
    98,080.32x = 135,353.92 × 60,376.32
  4. Step 4: Simplify right side
    98,080.32x = 8,172,171,587.17
  5. Step 5: Solve for x
    x = 8,172,171,587.17/98,080.32
  6. Step 6: Final answer
    x = 83,321.22

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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.