Home / 61,839.56-85,338.62-34,981.49

Finding the Fourth Proportional to 61,839.56, 85,338.62 and 34,981.49

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Solution

The fourth proportional to 61,839.56, 85,338.62 and 34,981.49 is: 48,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,839.56 : 85,338.62 = 34,981.49 : x
  2. Step 2: Convert to fraction form
    61,839.56/85,338.62 = 34,981.49/x
  3. Step 3: Cross multiply
    61,839.56x = 85,338.62 × 34,981.49
  4. Step 4: Simplify right side
    61,839.56x = 2,985,272,411.77
  5. Step 5: Solve for x
    x = 2,985,272,411.77/61,839.56
  6. Step 6: Final answer
    x = 48,274.48

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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.