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Finding the Fourth Proportional to 73,681.57, 101,682.90 and 41,848.57

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Solution

The fourth proportional to 73,681.57, 101,682.90 and 41,848.57 is: 57,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,681.57 : 101,682.90 = 41,848.57 : x
  2. Step 2: Convert to fraction form
    73,681.57/101,682.90 = 41,848.57/x
  3. Step 3: Cross multiply
    73,681.57x = 101,682.90 × 41,848.57
  4. Step 4: Simplify right side
    73,681.57x = 4,255,283,240.80
  5. Step 5: Solve for x
    x = 4,255,283,240.80/73,681.57
  6. Step 6: Final answer
    x = 57,752.35

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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.