Home / 63,455.13-87,570.86-35,160.75

Finding the Fourth Proportional to 63,455.13, 87,570.86 and 35,160.75

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Solution

The fourth proportional to 63,455.13, 87,570.86 and 35,160.75 is: 48,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455.13 : 87,570.86 = 35,160.75 : x
  2. Step 2: Convert to fraction form
    63,455.13/87,570.86 = 35,160.75/x
  3. Step 3: Cross multiply
    63,455.13x = 87,570.86 × 35,160.75
  4. Step 4: Simplify right side
    63,455.13x = 3,079,056,939.94
  5. Step 5: Solve for x
    x = 3,079,056,939.94/63,455.13
  6. Step 6: Final answer
    x = 48,523.37

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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.