Home / 261,947.54-392,592.82-112,011.84

Finding the Fourth Proportional to 261,947.54, 392,592.82 and 112,011.84

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Solution

The fourth proportional to 261,947.54, 392,592.82 and 112,011.84 is: 167,877.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,947.54 : 392,592.82 = 112,011.84 : x
  2. Step 2: Convert to fraction form
    261,947.54/392,592.82 = 112,011.84/x
  3. Step 3: Cross multiply
    261,947.54x = 392,592.82 × 112,011.84
  4. Step 4: Simplify right side
    261,947.54x = 43,975,044,138.99
  5. Step 5: Solve for x
    x = 43,975,044,138.99/261,947.54
  6. Step 6: Final answer
    x = 167,877.29

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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.