Home / 127,271.93-175,625.02-73,560.43

Finding the Fourth Proportional to 127,271.93, 175,625.02 and 73,560.43

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Solution

The fourth proportional to 127,271.93, 175,625.02 and 73,560.43 is: 101,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,271.93 : 175,625.02 = 73,560.43 : x
  2. Step 2: Convert to fraction form
    127,271.93/175,625.02 = 73,560.43/x
  3. Step 3: Cross multiply
    127,271.93x = 175,625.02 × 73,560.43
  4. Step 4: Simplify right side
    127,271.93x = 12,919,050,744.03
  5. Step 5: Solve for x
    x = 12,919,050,744.03/127,271.93
  6. Step 6: Final answer
    x = 101,507.46

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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.