Home / 112,711.06-168,955.41-62,814.65

Finding the Fourth Proportional to 112,711.06, 168,955.41 and 62,814.65

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Solution

The fourth proportional to 112,711.06, 168,955.41 and 62,814.65 is: 94,160.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,711.06 : 168,955.41 = 62,814.65 : x
  2. Step 2: Convert to fraction form
    112,711.06/168,955.41 = 62,814.65/x
  3. Step 3: Cross multiply
    112,711.06x = 168,955.41 × 62,814.65
  4. Step 4: Simplify right side
    112,711.06x = 10,612,875,367.15
  5. Step 5: Solve for x
    x = 10,612,875,367.15/112,711.06
  6. Step 6: Final answer
    x = 94,160.02

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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.