Home / 127,116.23-175,422.45-73,405.94

Finding the Fourth Proportional to 127,116.23, 175,422.45 and 73,405.94

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Solution

The fourth proportional to 127,116.23, 175,422.45 and 73,405.94 is: 101,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,116.23 : 175,422.45 = 73,405.94 : x
  2. Step 2: Convert to fraction form
    127,116.23/175,422.45 = 73,405.94/x
  3. Step 3: Cross multiply
    127,116.23x = 175,422.45 × 73,405.94
  4. Step 4: Simplify right side
    127,116.23x = 12,877,048,962.24
  5. Step 5: Solve for x
    x = 12,877,048,962.24/127,116.23
  6. Step 6: Final answer
    x = 101,301.38

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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.