Home / 154,928.20-232,392.30-144,430.60

Finding the Fourth Proportional to 154,928.20, 232,392.30 and 144,430.60

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Solution

The fourth proportional to 154,928.20, 232,392.30 and 144,430.60 is: 216,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,928.20 : 232,392.30 = 144,430.60 : x
  2. Step 2: Convert to fraction form
    154,928.20/232,392.30 = 144,430.60/x
  3. Step 3: Cross multiply
    154,928.20x = 232,392.30 × 144,430.60
  4. Step 4: Simplify right side
    154,928.20x = 33,564,559,324.38
  5. Step 5: Solve for x
    x = 33,564,559,324.38/154,928.20
  6. Step 6: Final answer
    x = 216,645.90

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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.