Home / 177,591.42-266,485.55-72,402.26

Finding the Fourth Proportional to 177,591.42, 266,485.55 and 72,402.26

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Solution

The fourth proportional to 177,591.42, 266,485.55 and 72,402.26 is: 108,643.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,591.42 : 266,485.55 = 72,402.26 : x
  2. Step 2: Convert to fraction form
    177,591.42/266,485.55 = 72,402.26/x
  3. Step 3: Cross multiply
    177,591.42x = 266,485.55 × 72,402.26
  4. Step 4: Simplify right side
    177,591.42x = 19,294,154,382.90
  5. Step 5: Solve for x
    x = 19,294,154,382.90/177,591.42
  6. Step 6: Final answer
    x = 108,643.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.