Home / 63,435.14-87,540.31-35,140.83

Finding the Fourth Proportional to 63,435.14, 87,540.31 and 35,140.83

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Solution

The fourth proportional to 63,435.14, 87,540.31 and 35,140.83 is: 48,494.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,435.14 : 87,540.31 = 35,140.83 : x
  2. Step 2: Convert to fraction form
    63,435.14/87,540.31 = 35,140.83/x
  3. Step 3: Cross multiply
    63,435.14x = 87,540.31 × 35,140.83
  4. Step 4: Simplify right side
    63,435.14x = 3,076,239,151.86
  5. Step 5: Solve for x
    x = 3,076,239,151.86/63,435.14
  6. Step 6: Final answer
    x = 48,494.24

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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.