Home / 154,989.90-232,262.82-88,292.31

Finding the Fourth Proportional to 154,989.90, 232,262.82 and 88,292.31

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Solution

The fourth proportional to 154,989.90, 232,262.82 and 88,292.31 is: 132,311.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,989.90 : 232,262.82 = 88,292.31 : x
  2. Step 2: Convert to fraction form
    154,989.90/232,262.82 = 88,292.31/x
  3. Step 3: Cross multiply
    154,989.90x = 232,262.82 × 88,292.31
  4. Step 4: Simplify right side
    154,989.90x = 20,507,020,904.91
  5. Step 5: Solve for x
    x = 20,507,020,904.91/154,989.90
  6. Step 6: Final answer
    x = 132,311.98

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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.