Home / 143,914.93-215,920.20-63,941.77

Finding the Fourth Proportional to 143,914.93, 215,920.20 and 63,941.77

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Solution

The fourth proportional to 143,914.93, 215,920.20 and 63,941.77 is: 95,933.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,914.93 : 215,920.20 = 63,941.77 : x
  2. Step 2: Convert to fraction form
    143,914.93/215,920.20 = 63,941.77/x
  3. Step 3: Cross multiply
    143,914.93x = 215,920.20 × 63,941.77
  4. Step 4: Simplify right side
    143,914.93x = 13,806,319,766.75
  5. Step 5: Solve for x
    x = 13,806,319,766.75/143,914.93
  6. Step 6: Final answer
    x = 95,933.89

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1.5x scale

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.