Home / 127,271.18-175,623.98-73,559.68

Finding the Fourth Proportional to 127,271.18, 175,623.98 and 73,559.68

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Solution

The fourth proportional to 127,271.18, 175,623.98 and 73,559.68 is: 101,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,271.18 : 175,623.98 = 73,559.68 : x
  2. Step 2: Convert to fraction form
    127,271.18/175,623.98 = 73,559.68/x
  3. Step 3: Cross multiply
    127,271.18x = 175,623.98 × 73,559.68
  4. Step 4: Simplify right side
    127,271.18x = 12,918,842,891.01
  5. Step 5: Solve for x
    x = 12,918,842,891.01/127,271.18
  6. Step 6: Final answer
    x = 101,506.43

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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.