Home / 177,764.10-266,548.95-72,464.10

Finding the Fourth Proportional to 177,764.10, 266,548.95 and 72,464.10

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Solution

The fourth proportional to 177,764.10, 266,548.95 and 72,464.10 is: 108,656.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,764.10 : 266,548.95 = 72,464.10 : x
  2. Step 2: Convert to fraction form
    177,764.10/266,548.95 = 72,464.10/x
  3. Step 3: Cross multiply
    177,764.10x = 266,548.95 × 72,464.10
  4. Step 4: Simplify right side
    177,764.10x = 19,315,229,767.70
  5. Step 5: Solve for x
    x = 19,315,229,767.70/177,764.10
  6. Step 6: Final answer
    x = 108,656.53

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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.