Home / 153,028.20-228,894.30-137,346.60

Finding the Fourth Proportional to 153,028.20, 228,894.30 and 137,346.60

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Solution

The fourth proportional to 153,028.20, 228,894.30 and 137,346.60 is: 205,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,028.20 : 228,894.30 = 137,346.60 : x
  2. Step 2: Convert to fraction form
    153,028.20/228,894.30 = 137,346.60/x
  3. Step 3: Cross multiply
    153,028.20x = 228,894.30 × 137,346.60
  4. Step 4: Simplify right side
    153,028.20x = 31,437,853,864.38
  5. Step 5: Solve for x
    x = 31,437,853,864.38/153,028.20
  6. Step 6: Final answer
    x = 205,438.30

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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.