Home / 63,815.06-88,064.80-35,520.14

Finding the Fourth Proportional to 63,815.06, 88,064.80 and 35,520.14

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Solution

The fourth proportional to 63,815.06, 88,064.80 and 35,520.14 is: 49,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,815.06 : 88,064.80 = 35,520.14 : x
  2. Step 2: Convert to fraction form
    63,815.06/88,064.80 = 35,520.14/x
  3. Step 3: Cross multiply
    63,815.06x = 88,064.80 × 35,520.14
  4. Step 4: Simplify right side
    63,815.06x = 3,128,074,156.43
  5. Step 5: Solve for x
    x = 3,128,074,156.43/63,815.06
  6. Step 6: Final answer
    x = 49,017.80

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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.