Home / 110,972.70-153,131.76-63,224.82

Finding the Fourth Proportional to 110,972.70, 153,131.76 and 63,224.82

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Solution

The fourth proportional to 110,972.70, 153,131.76 and 63,224.82 is: 87,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,972.70 : 153,131.76 = 63,224.82 : x
  2. Step 2: Convert to fraction form
    110,972.70/153,131.76 = 63,224.82/x
  3. Step 3: Cross multiply
    110,972.70x = 153,131.76 × 63,224.82
  4. Step 4: Simplify right side
    110,972.70x = 9,681,727,962.28
  5. Step 5: Solve for x
    x = 9,681,727,962.28/110,972.70
  6. Step 6: Final answer
    x = 87,244.23

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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.