Home / 57,999.47-80,035.48-34,121.53

Finding the Fourth Proportional to 57,999.47, 80,035.48 and 34,121.53

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Solution

The fourth proportional to 57,999.47, 80,035.48 and 34,121.53 is: 47,085.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999.47 : 80,035.48 = 34,121.53 : x
  2. Step 2: Convert to fraction form
    57,999.47/80,035.48 = 34,121.53/x
  3. Step 3: Cross multiply
    57,999.47x = 80,035.48 × 34,121.53
  4. Step 4: Simplify right side
    57,999.47x = 2,730,933,031.88
  5. Step 5: Solve for x
    x = 2,730,933,031.88/57,999.47
  6. Step 6: Final answer
    x = 47,085.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.