Home / 51,894.16-71,600.76-31,743.68

Finding the Fourth Proportional to 51,894.16, 71,600.76 and 31,743.68

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Solution

The fourth proportional to 51,894.16, 71,600.76 and 31,743.68 is: 43,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,894.16 : 71,600.76 = 31,743.68 : x
  2. Step 2: Convert to fraction form
    51,894.16/71,600.76 = 31,743.68/x
  3. Step 3: Cross multiply
    51,894.16x = 71,600.76 × 31,743.68
  4. Step 4: Simplify right side
    51,894.16x = 2,272,871,613.20
  5. Step 5: Solve for x
    x = 2,272,871,613.20/51,894.16
  6. Step 6: Final answer
    x = 43,798.22

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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.