Home / 117,535.12-162,193.93-63,818.92

Finding the Fourth Proportional to 117,535.12, 162,193.93 and 63,818.92

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Solution

The fourth proportional to 117,535.12, 162,193.93 and 63,818.92 is: 88,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,535.12 : 162,193.93 = 63,818.92 : x
  2. Step 2: Convert to fraction form
    117,535.12/162,193.93 = 63,818.92/x
  3. Step 3: Cross multiply
    117,535.12x = 162,193.93 × 63,818.92
  4. Step 4: Simplify right side
    117,535.12x = 10,351,041,486.35
  5. Step 5: Solve for x
    x = 10,351,041,486.35/117,535.12
  6. Step 6: Final answer
    x = 88,067.65

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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.