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Finding the Fourth Proportional to 44,574, 61,476.70 and 37,881.78

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Solution

The fourth proportional to 44,574, 61,476.70 and 37,881.78 is: 52,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,574 : 61,476.70 = 37,881.78 : x
  2. Step 2: Convert to fraction form
    44,574/61,476.70 = 37,881.78/x
  3. Step 3: Cross multiply
    44,574x = 61,476.70 × 37,881.78
  4. Step 4: Simplify right side
    44,574x = 2,328,846,824.53
  5. Step 5: Solve for x
    x = 2,328,846,824.53/44,574
  6. Step 6: Final answer
    x = 52,246.75

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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.