Home / 154,548.60-231,822.90-99,252.60

Finding the Fourth Proportional to 154,548.60, 231,822.90 and 99,252.60

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Solution

The fourth proportional to 154,548.60, 231,822.90 and 99,252.60 is: 148,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,548.60 : 231,822.90 = 99,252.60 : x
  2. Step 2: Convert to fraction form
    154,548.60/231,822.90 = 99,252.60/x
  3. Step 3: Cross multiply
    154,548.60x = 231,822.90 × 99,252.60
  4. Step 4: Simplify right side
    154,548.60x = 23,009,025,564.54
  5. Step 5: Solve for x
    x = 23,009,025,564.54/154,548.60
  6. Step 6: Final answer
    x = 148,878.90

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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.