Home / 55,702.12-83,455.93-46,401.88

Finding the Fourth Proportional to 55,702.12, 83,455.93 and 46,401.88

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Solution

The fourth proportional to 55,702.12, 83,455.93 and 46,401.88 is: 69,521.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,702.12 : 83,455.93 = 46,401.88 : x
  2. Step 2: Convert to fraction form
    55,702.12/83,455.93 = 46,401.88/x
  3. Step 3: Cross multiply
    55,702.12x = 83,455.93 × 46,401.88
  4. Step 4: Simplify right side
    55,702.12x = 3,872,512,049.15
  5. Step 5: Solve for x
    x = 3,872,512,049.15/55,702.12
  6. Step 6: Final answer
    x = 69,521.81

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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.