Home / 112,741.32-155,228.92-95,710.26

Finding the Fourth Proportional to 112,741.32, 155,228.92 and 95,710.26

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Solution

The fourth proportional to 112,741.32, 155,228.92 and 95,710.26 is: 131,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,741.32 : 155,228.92 = 95,710.26 : x
  2. Step 2: Convert to fraction form
    112,741.32/155,228.92 = 95,710.26/x
  3. Step 3: Cross multiply
    112,741.32x = 155,228.92 × 95,710.26
  4. Step 4: Simplify right side
    112,741.32x = 14,857,000,292.72
  5. Step 5: Solve for x
    x = 14,857,000,292.72/112,741.32
  6. Step 6: Final answer
    x = 131,779.55

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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.