Home / 56,865.13-78,448.52-32,977.96

Finding the Fourth Proportional to 56,865.13, 78,448.52 and 32,977.96

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Solution

The fourth proportional to 56,865.13, 78,448.52 and 32,977.96 is: 45,494.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,865.13 : 78,448.52 = 32,977.96 : x
  2. Step 2: Convert to fraction form
    56,865.13/78,448.52 = 32,977.96/x
  3. Step 3: Cross multiply
    56,865.13x = 78,448.52 × 32,977.96
  4. Step 4: Simplify right side
    56,865.13x = 2,587,071,597.49
  5. Step 5: Solve for x
    x = 2,587,071,597.49/56,865.13
  6. Step 6: Final answer
    x = 45,494.87

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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.