Home / 95,070.77-131,286.56-61,138.18

Finding the Fourth Proportional to 95,070.77, 131,286.56 and 61,138.18

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Solution

The fourth proportional to 95,070.77, 131,286.56 and 61,138.18 is: 84,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,070.77 : 131,286.56 = 61,138.18 : x
  2. Step 2: Convert to fraction form
    95,070.77/131,286.56 = 61,138.18/x
  3. Step 3: Cross multiply
    95,070.77x = 131,286.56 × 61,138.18
  4. Step 4: Simplify right side
    95,070.77x = 8,026,621,653.81
  5. Step 5: Solve for x
    x = 8,026,621,653.81/95,070.77
  6. Step 6: Final answer
    x = 84,427.86

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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.