Home / 84,963.08-126,727.63-73,781.84

Finding the Fourth Proportional to 84,963.08, 126,727.63 and 73,781.84

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Solution

The fourth proportional to 84,963.08, 126,727.63 and 73,781.84 is: 110,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,963.08 : 126,727.63 = 73,781.84 : x
  2. Step 2: Convert to fraction form
    84,963.08/126,727.63 = 73,781.84/x
  3. Step 3: Cross multiply
    84,963.08x = 126,727.63 × 73,781.84
  4. Step 4: Simplify right side
    84,963.08x = 9,350,197,720.24
  5. Step 5: Solve for x
    x = 9,350,197,720.24/84,963.08
  6. Step 6: Final answer
    x = 110,050.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.