Home / 61,561.35-92,356.29-19,445.61

Finding the Fourth Proportional to 61,561.35, 92,356.29 and 19,445.61

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Solution

The fourth proportional to 61,561.35, 92,356.29 and 19,445.61 is: 29,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,561.35 : 92,356.29 = 19,445.61 : x
  2. Step 2: Convert to fraction form
    61,561.35/92,356.29 = 19,445.61/x
  3. Step 3: Cross multiply
    61,561.35x = 92,356.29 × 19,445.61
  4. Step 4: Simplify right side
    61,561.35x = 1,795,924,396.39
  5. Step 5: Solve for x
    x = 1,795,924,396.39/61,561.35
  6. Step 6: Final answer
    x = 29,172.92

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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.