Home / 121,714.26-182,581.02-42,846.18

Finding the Fourth Proportional to 121,714.26, 182,581.02 and 42,846.18

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Solution

The fourth proportional to 121,714.26, 182,581.02 and 42,846.18 is: 64,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,714.26 : 182,581.02 = 42,846.18 : x
  2. Step 2: Convert to fraction form
    121,714.26/182,581.02 = 42,846.18/x
  3. Step 3: Cross multiply
    121,714.26x = 182,581.02 × 42,846.18
  4. Step 4: Simplify right side
    121,714.26x = 7,822,899,247.50
  5. Step 5: Solve for x
    x = 7,822,899,247.50/121,714.26
  6. Step 6: Final answer
    x = 64,272.66

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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.