Home / 55,701.12-83,454.44-46,400.88

Finding the Fourth Proportional to 55,701.12, 83,454.44 and 46,400.88

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Solution

The fourth proportional to 55,701.12, 83,454.44 and 46,400.88 is: 69,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,701.12 : 83,454.44 = 46,400.88 : x
  2. Step 2: Convert to fraction form
    55,701.12/83,454.44 = 46,400.88/x
  3. Step 3: Cross multiply
    55,701.12x = 83,454.44 × 46,400.88
  4. Step 4: Simplify right side
    55,701.12x = 3,872,359,223.90
  5. Step 5: Solve for x
    x = 3,872,359,223.90/55,701.12
  6. Step 6: Final answer
    x = 69,520.31

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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.