Home / 67,637.16-101,446.02-28,186.92

Finding the Fourth Proportional to 67,637.16, 101,446.02 and 28,186.92

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Solution

The fourth proportional to 67,637.16, 101,446.02 and 28,186.92 is: 42,276.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,637.16 : 101,446.02 = 28,186.92 : x
  2. Step 2: Convert to fraction form
    67,637.16/101,446.02 = 28,186.92/x
  3. Step 3: Cross multiply
    67,637.16x = 101,446.02 × 28,186.92
  4. Step 4: Simplify right side
    67,637.16x = 2,859,450,850.06
  5. Step 5: Solve for x
    x = 2,859,450,850.06/67,637.16
  6. Step 6: Final answer
    x = 42,276.33

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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.