Home / 132,929.10-199,441.29-56,995.80

Finding the Fourth Proportional to 132,929.10, 199,441.29 and 56,995.80

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Solution

The fourth proportional to 132,929.10, 199,441.29 and 56,995.80 is: 85,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,929.10 : 199,441.29 = 56,995.80 : x
  2. Step 2: Convert to fraction form
    132,929.10/199,441.29 = 56,995.80/x
  3. Step 3: Cross multiply
    132,929.10x = 199,441.29 × 56,995.80
  4. Step 4: Simplify right side
    132,929.10x = 11,367,316,143.67
  5. Step 5: Solve for x
    x = 11,367,316,143.67/132,929.10
  6. Step 6: Final answer
    x = 85,514.13

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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.