Home / 148,664.88-205,071.12-92,036.16

Finding the Fourth Proportional to 148,664.88, 205,071.12 and 92,036.16

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Solution

The fourth proportional to 148,664.88, 205,071.12 and 92,036.16 is: 126,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,664.88 : 205,071.12 = 92,036.16 : x
  2. Step 2: Convert to fraction form
    148,664.88/205,071.12 = 92,036.16/x
  3. Step 3: Cross multiply
    148,664.88x = 205,071.12 × 92,036.16
  4. Step 4: Simplify right side
    148,664.88x = 18,873,958,411.70
  5. Step 5: Solve for x
    x = 18,873,958,411.70/148,664.88
  6. Step 6: Final answer
    x = 126,956.40

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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.