Home / 153,032.20-229,548.30-90,824.20

Finding the Fourth Proportional to 153,032.20, 229,548.30 and 90,824.20

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Solution

The fourth proportional to 153,032.20, 229,548.30 and 90,824.20 is: 136,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,032.20 : 229,548.30 = 90,824.20 : x
  2. Step 2: Convert to fraction form
    153,032.20/229,548.30 = 90,824.20/x
  3. Step 3: Cross multiply
    153,032.20x = 229,548.30 × 90,824.20
  4. Step 4: Simplify right side
    153,032.20x = 20,848,540,708.86
  5. Step 5: Solve for x
    x = 20,848,540,708.86/153,032.20
  6. Step 6: Final answer
    x = 136,236.30

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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.