Home / 245,529.02-338,715.63-159,481.91

Finding the Fourth Proportional to 245,529.02, 338,715.63 and 159,481.91

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Solution

The fourth proportional to 245,529.02, 338,715.63 and 159,481.91 is: 220,010.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,529.02 : 338,715.63 = 159,481.91 : x
  2. Step 2: Convert to fraction form
    245,529.02/338,715.63 = 159,481.91/x
  3. Step 3: Cross multiply
    245,529.02x = 338,715.63 × 159,481.91
  4. Step 4: Simplify right side
    245,529.02x = 54,019,013,925.68
  5. Step 5: Solve for x
    x = 54,019,013,925.68/245,529.02
  6. Step 6: Final answer
    x = 220,010.71

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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.