Home / 63,041.22-87,037.38-39,200.31

Finding the Fourth Proportional to 63,041.22, 87,037.38 and 39,200.31

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Solution

The fourth proportional to 63,041.22, 87,037.38 and 39,200.31 is: 54,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,041.22 : 87,037.38 = 39,200.31 : x
  2. Step 2: Convert to fraction form
    63,041.22/87,037.38 = 39,200.31/x
  3. Step 3: Cross multiply
    63,041.22x = 87,037.38 × 39,200.31
  4. Step 4: Simplify right side
    63,041.22x = 3,411,892,277.59
  5. Step 5: Solve for x
    x = 3,411,892,277.59/63,041.22
  6. Step 6: Final answer
    x = 54,121.61

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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.