Home / 112,478.68-168,718.02-29,371.96

Finding the Fourth Proportional to 112,478.68, 168,718.02 and 29,371.96

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Solution

The fourth proportional to 112,478.68, 168,718.02 and 29,371.96 is: 44,057.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,478.68 : 168,718.02 = 29,371.96 : x
  2. Step 2: Convert to fraction form
    112,478.68/168,718.02 = 29,371.96/x
  3. Step 3: Cross multiply
    112,478.68x = 168,718.02 × 29,371.96
  4. Step 4: Simplify right side
    112,478.68x = 4,955,578,934.72
  5. Step 5: Solve for x
    x = 4,955,578,934.72/112,478.68
  6. Step 6: Final answer
    x = 44,057.94

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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.