Home / 127,270.55-175,623.12-73,559.05

Finding the Fourth Proportional to 127,270.55, 175,623.12 and 73,559.05

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Solution

The fourth proportional to 127,270.55, 175,623.12 and 73,559.05 is: 101,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,270.55 : 175,623.12 = 73,559.05 : x
  2. Step 2: Convert to fraction form
    127,270.55/175,623.12 = 73,559.05/x
  3. Step 3: Cross multiply
    127,270.55x = 175,623.12 × 73,559.05
  4. Step 4: Simplify right side
    127,270.55x = 12,918,669,426.18
  5. Step 5: Solve for x
    x = 12,918,669,426.18/127,270.55
  6. Step 6: Final answer
    x = 101,505.57

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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.