Home / 107,247.78-160,820.52-39,733.49

Finding the Fourth Proportional to 107,247.78, 160,820.52 and 39,733.49

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Solution

The fourth proportional to 107,247.78, 160,820.52 and 39,733.49 is: 59,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,247.78 : 160,820.52 = 39,733.49 : x
  2. Step 2: Convert to fraction form
    107,247.78/160,820.52 = 39,733.49/x
  3. Step 3: Cross multiply
    107,247.78x = 160,820.52 × 39,733.49
  4. Step 4: Simplify right side
    107,247.78x = 6,389,959,719.11
  5. Step 5: Solve for x
    x = 6,389,959,719.11/107,247.78
  6. Step 6: Final answer
    x = 59,581.28

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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.