Home / 43,929.68-66,239.14-40,255.52

Finding the Fourth Proportional to 43,929.68, 66,239.14 and 40,255.52

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Solution

The fourth proportional to 43,929.68, 66,239.14 and 40,255.52 is: 60,699.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,929.68 : 66,239.14 = 40,255.52 : x
  2. Step 2: Convert to fraction form
    43,929.68/66,239.14 = 40,255.52/x
  3. Step 3: Cross multiply
    43,929.68x = 66,239.14 × 40,255.52
  4. Step 4: Simplify right side
    43,929.68x = 2,666,490,823.78
  5. Step 5: Solve for x
    x = 2,666,490,823.78/43,929.68
  6. Step 6: Final answer
    x = 60,699.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.