Home / 98,385.26-135,782.10-60,167.16

Finding the Fourth Proportional to 98,385.26, 135,782.10 and 60,167.16

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Solution

The fourth proportional to 98,385.26, 135,782.10 and 60,167.16 is: 83,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,385.26 : 135,782.10 = 60,167.16 : x
  2. Step 2: Convert to fraction form
    98,385.26/135,782.10 = 60,167.16/x
  3. Step 3: Cross multiply
    98,385.26x = 135,782.10 × 60,167.16
  4. Step 4: Simplify right side
    98,385.26x = 8,169,623,335.84
  5. Step 5: Solve for x
    x = 8,169,623,335.84/98,385.26
  6. Step 6: Final answer
    x = 83,037.07

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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.