Home / 61,127.19-91,680.95-16,743.57

Finding the Fourth Proportional to 61,127.19, 91,680.95 and 16,743.57

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Solution

The fourth proportional to 61,127.19, 91,680.95 and 16,743.57 is: 25,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,127.19 : 91,680.95 = 16,743.57 : x
  2. Step 2: Convert to fraction form
    61,127.19/91,680.95 = 16,743.57/x
  3. Step 3: Cross multiply
    61,127.19x = 91,680.95 × 16,743.57
  4. Step 4: Simplify right side
    61,127.19x = 1,535,066,445.85
  5. Step 5: Solve for x
    x = 1,535,066,445.85/61,127.19
  6. Step 6: Final answer
    x = 25,112.66

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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.