Home / 177,720.40-266,148.60-94,430.80

Finding the Fourth Proportional to 177,720.40, 266,148.60 and 94,430.80

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Solution

The fourth proportional to 177,720.40, 266,148.60 and 94,430.80 is: 141,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,720.40 : 266,148.60 = 94,430.80 : x
  2. Step 2: Convert to fraction form
    177,720.40/266,148.60 = 94,430.80/x
  3. Step 3: Cross multiply
    177,720.40x = 266,148.60 × 94,430.80
  4. Step 4: Simplify right side
    177,720.40x = 25,132,625,216.88
  5. Step 5: Solve for x
    x = 25,132,625,216.88/177,720.40
  6. Step 6: Final answer
    x = 141,416.66

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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.