Home / 177,429.80-266,144.70-117,554.60

Finding the Fourth Proportional to 177,429.80, 266,144.70 and 117,554.60

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Solution

The fourth proportional to 177,429.80, 266,144.70 and 117,554.60 is: 176,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,429.80 : 266,144.70 = 117,554.60 : x
  2. Step 2: Convert to fraction form
    177,429.80/266,144.70 = 117,554.60/x
  3. Step 3: Cross multiply
    177,429.80x = 266,144.70 × 117,554.60
  4. Step 4: Simplify right side
    177,429.80x = 31,286,533,750.62
  5. Step 5: Solve for x
    x = 31,286,533,750.62/177,429.80
  6. Step 6: Final answer
    x = 176,331.90

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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.