Home / 153,014.20-229,521.30-111,542.20

Finding the Fourth Proportional to 153,014.20, 229,521.30 and 111,542.20

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Solution

The fourth proportional to 153,014.20, 229,521.30 and 111,542.20 is: 167,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,014.20 : 229,521.30 = 111,542.20 : x
  2. Step 2: Convert to fraction form
    153,014.20/229,521.30 = 111,542.20/x
  3. Step 3: Cross multiply
    153,014.20x = 229,521.30 × 111,542.20
  4. Step 4: Simplify right side
    153,014.20x = 25,601,310,748.86
  5. Step 5: Solve for x
    x = 25,601,310,748.86/153,014.20
  6. Step 6: Final answer
    x = 167,313.30

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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.