Home / 163,017.46-224,963.49-91,397.44

Finding the Fourth Proportional to 163,017.46, 224,963.49 and 91,397.44

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Solution

The fourth proportional to 163,017.46, 224,963.49 and 91,397.44 is: 126,128.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,017.46 : 224,963.49 = 91,397.44 : x
  2. Step 2: Convert to fraction form
    163,017.46/224,963.49 = 91,397.44/x
  3. Step 3: Cross multiply
    163,017.46x = 224,963.49 × 91,397.44
  4. Step 4: Simplify right side
    163,017.46x = 20,561,087,079.47
  5. Step 5: Solve for x
    x = 20,561,087,079.47/163,017.46
  6. Step 6: Final answer
    x = 126,128.13

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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.