Home / 146,868.84-219,079.89-132,695.40

Finding the Fourth Proportional to 146,868.84, 219,079.89 and 132,695.40

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Solution

The fourth proportional to 146,868.84, 219,079.89 and 132,695.40 is: 197,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,868.84 : 219,079.89 = 132,695.40 : x
  2. Step 2: Convert to fraction form
    146,868.84/219,079.89 = 132,695.40/x
  3. Step 3: Cross multiply
    146,868.84x = 219,079.89 × 132,695.40
  4. Step 4: Simplify right side
    146,868.84x = 29,070,893,635.51
  5. Step 5: Solve for x
    x = 29,070,893,635.51/146,868.84
  6. Step 6: Final answer
    x = 197,937.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.