Home / 150,538.60-225,807.90-126,044.20

Finding the Fourth Proportional to 150,538.60, 225,807.90 and 126,044.20

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Solution

The fourth proportional to 150,538.60, 225,807.90 and 126,044.20 is: 189,066.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,538.60 : 225,807.90 = 126,044.20 : x
  2. Step 2: Convert to fraction form
    150,538.60/225,807.90 = 126,044.20/x
  3. Step 3: Cross multiply
    150,538.60x = 225,807.90 × 126,044.20
  4. Step 4: Simplify right side
    150,538.60x = 28,461,776,109.18
  5. Step 5: Solve for x
    x = 28,461,776,109.18/150,538.60
  6. Step 6: Final answer
    x = 189,066.30

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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.