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Finding the Fourth Proportional to 56,883.87, 84,948.55 and 56,266.04

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Solution

The fourth proportional to 56,883.87, 84,948.55 and 56,266.04 is: 84,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,883.87 : 84,948.55 = 56,266.04 : x
  2. Step 2: Convert to fraction form
    56,883.87/84,948.55 = 56,266.04/x
  3. Step 3: Cross multiply
    56,883.87x = 84,948.55 × 56,266.04
  4. Step 4: Simplify right side
    56,883.87x = 4,779,718,583.95
  5. Step 5: Solve for x
    x = 4,779,718,583.95/56,883.87
  6. Step 6: Final answer
    x = 84,025.90

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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.