Home / 161,264.41-240,536.05-140,037.55

Finding the Fourth Proportional to 161,264.41, 240,536.05 and 140,037.55

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Solution

The fourth proportional to 161,264.41, 240,536.05 and 140,037.55 is: 208,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,264.41 : 240,536.05 = 140,037.55 : x
  2. Step 2: Convert to fraction form
    161,264.41/240,536.05 = 140,037.55/x
  3. Step 3: Cross multiply
    161,264.41x = 240,536.05 × 140,037.55
  4. Step 4: Simplify right side
    161,264.41x = 33,684,079,128.68
  5. Step 5: Solve for x
    x = 33,684,079,128.68/161,264.41
  6. Step 6: Final answer
    x = 208,874.85

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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.