Home / 61,839.71-85,338.83-34,981.65

Finding the Fourth Proportional to 61,839.71, 85,338.83 and 34,981.65

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Solution

The fourth proportional to 61,839.71, 85,338.83 and 34,981.65 is: 48,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,839.71 : 85,338.83 = 34,981.65 : x
  2. Step 2: Convert to fraction form
    61,839.71/85,338.83 = 34,981.65/x
  3. Step 3: Cross multiply
    61,839.71x = 85,338.83 × 34,981.65
  4. Step 4: Simplify right side
    61,839.71x = 2,985,293,082.47
  5. Step 5: Solve for x
    x = 2,985,293,082.47/61,839.71
  6. Step 6: Final answer
    x = 48,274.69

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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.