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Finding the Fourth Proportional to 61,341.78, 84,652.50 and 34,482.72

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Solution

The fourth proportional to 61,341.78, 84,652.50 and 34,482.72 is: 47,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,341.78 : 84,652.50 = 34,482.72 : x
  2. Step 2: Convert to fraction form
    61,341.78/84,652.50 = 34,482.72/x
  3. Step 3: Cross multiply
    61,341.78x = 84,652.50 × 34,482.72
  4. Step 4: Simplify right side
    61,341.78x = 2,919,048,454.80
  5. Step 5: Solve for x
    x = 2,919,048,454.80/61,341.78
  6. Step 6: Final answer
    x = 47,586.63

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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.