Home / 56,271.32-84,436.32-40,816.52

Finding the Fourth Proportional to 56,271.32, 84,436.32 and 40,816.52

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Solution

The fourth proportional to 56,271.32, 84,436.32 and 40,816.52 is: 61,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,271.32 : 84,436.32 = 40,816.52 : x
  2. Step 2: Convert to fraction form
    56,271.32/84,436.32 = 40,816.52/x
  3. Step 3: Cross multiply
    56,271.32x = 84,436.32 × 40,816.52
  4. Step 4: Simplify right side
    56,271.32x = 3,446,396,744.01
  5. Step 5: Solve for x
    x = 3,446,396,744.01/56,271.32
  6. Step 6: Final answer
    x = 61,246.06

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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.