Home / 61,121.52-84,343.41-33,897.15

Finding the Fourth Proportional to 61,121.52, 84,343.41 and 33,897.15

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Solution

The fourth proportional to 61,121.52, 84,343.41 and 33,897.15 is: 46,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,121.52 : 84,343.41 = 33,897.15 : x
  2. Step 2: Convert to fraction form
    61,121.52/84,343.41 = 33,897.15/x
  3. Step 3: Cross multiply
    61,121.52x = 84,343.41 × 33,897.15
  4. Step 4: Simplify right side
    61,121.52x = 2,859,001,220.28
  5. Step 5: Solve for x
    x = 2,859,001,220.28/61,121.52
  6. Step 6: Final answer
    x = 46,775.69

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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.