Home / 151,341.60-227,012.40-112,072.80

Finding the Fourth Proportional to 151,341.60, 227,012.40 and 112,072.80

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Solution

The fourth proportional to 151,341.60, 227,012.40 and 112,072.80 is: 168,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,341.60 : 227,012.40 = 112,072.80 : x
  2. Step 2: Convert to fraction form
    151,341.60/227,012.40 = 112,072.80/x
  3. Step 3: Cross multiply
    151,341.60x = 227,012.40 × 112,072.80
  4. Step 4: Simplify right side
    151,341.60x = 25,441,915,302.72
  5. Step 5: Solve for x
    x = 25,441,915,302.72/151,341.60
  6. Step 6: Final answer
    x = 168,109.20

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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.