Home / 148,848.64-205,360.32-92,239.36

Finding the Fourth Proportional to 148,848.64, 205,360.32 and 92,239.36

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Solution

The fourth proportional to 148,848.64, 205,360.32 and 92,239.36 is: 127,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,848.64 : 205,360.32 = 92,239.36 : x
  2. Step 2: Convert to fraction form
    148,848.64/205,360.32 = 92,239.36/x
  3. Step 3: Cross multiply
    148,848.64x = 205,360.32 × 92,239.36
  4. Step 4: Simplify right side
    148,848.64x = 18,942,304,486.20
  5. Step 5: Solve for x
    x = 18,942,304,486.20/148,848.64
  6. Step 6: Final answer
    x = 127,258.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.