Home / 177,451.20-266,176.80-118,094.40

Finding the Fourth Proportional to 177,451.20, 266,176.80 and 118,094.40

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Solution

The fourth proportional to 177,451.20, 266,176.80 and 118,094.40 is: 177,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,451.20 : 266,176.80 = 118,094.40 : x
  2. Step 2: Convert to fraction form
    177,451.20/266,176.80 = 118,094.40/x
  3. Step 3: Cross multiply
    177,451.20x = 266,176.80 × 118,094.40
  4. Step 4: Simplify right side
    177,451.20x = 31,433,989,489.92
  5. Step 5: Solve for x
    x = 31,433,989,489.92/177,451.20
  6. Step 6: Final answer
    x = 177,141.60

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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.