Home / 108,723.58-150,039.08-60,979.48

Finding the Fourth Proportional to 108,723.58, 150,039.08 and 60,979.48

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Solution

The fourth proportional to 108,723.58, 150,039.08 and 60,979.48 is: 84,151.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,723.58 : 150,039.08 = 60,979.48 : x
  2. Step 2: Convert to fraction form
    108,723.58/150,039.08 = 60,979.48/x
  3. Step 3: Cross multiply
    108,723.58x = 150,039.08 × 60,979.48
  4. Step 4: Simplify right side
    108,723.58x = 9,149,304,773.18
  5. Step 5: Solve for x
    x = 9,149,304,773.18/108,723.58
  6. Step 6: Final answer
    x = 84,151.98

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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.