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Finding the Fourth Proportional to 45,325.88, 67,656.11 and 41,985.92

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Solution

The fourth proportional to 45,325.88, 67,656.11 and 41,985.92 is: 62,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,325.88 : 67,656.11 = 41,985.92 : x
  2. Step 2: Convert to fraction form
    45,325.88/67,656.11 = 41,985.92/x
  3. Step 3: Cross multiply
    45,325.88x = 67,656.11 × 41,985.92
  4. Step 4: Simplify right side
    45,325.88x = 2,840,603,473.76
  5. Step 5: Solve for x
    x = 2,840,603,473.76/45,325.88
  6. Step 6: Final answer
    x = 62,670.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.