Home / 155,888.82-215,077.62-95,396.40

Finding the Fourth Proportional to 155,888.82, 215,077.62 and 95,396.40

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Solution

The fourth proportional to 155,888.82, 215,077.62 and 95,396.40 is: 131,617.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,888.82 : 215,077.62 = 95,396.40 : x
  2. Step 2: Convert to fraction form
    155,888.82/215,077.62 = 95,396.40/x
  3. Step 3: Cross multiply
    155,888.82x = 215,077.62 × 95,396.40
  4. Step 4: Simplify right side
    155,888.82x = 20,517,630,668.57
  5. Step 5: Solve for x
    x = 20,517,630,668.57/155,888.82
  6. Step 6: Final answer
    x = 131,617.08

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1.5x scale

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.