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Finding the Fourth Proportional to 56,611.40, 84,836.62 and 41,703.08

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Solution

The fourth proportional to 56,611.40, 84,836.62 and 41,703.08 is: 62,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,611.40 : 84,836.62 = 41,703.08 : x
  2. Step 2: Convert to fraction form
    56,611.40/84,836.62 = 41,703.08/x
  3. Step 3: Cross multiply
    56,611.40x = 84,836.62 × 41,703.08
  4. Step 4: Simplify right side
    56,611.40x = 3,537,948,350.79
  5. Step 5: Solve for x
    x = 3,537,948,350.79/56,611.40
  6. Step 6: Final answer
    x = 62,495.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.