Home / 63,044.22-87,041.55-39,203.34

Finding the Fourth Proportional to 63,044.22, 87,041.55 and 39,203.34

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Solution

The fourth proportional to 63,044.22, 87,041.55 and 39,203.34 is: 54,125.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,044.22 : 87,041.55 = 39,203.34 : x
  2. Step 2: Convert to fraction form
    63,044.22/87,041.55 = 39,203.34/x
  3. Step 3: Cross multiply
    63,044.22x = 87,041.55 × 39,203.34
  4. Step 4: Simplify right side
    63,044.22x = 3,412,319,478.78
  5. Step 5: Solve for x
    x = 3,412,319,478.78/63,044.22
  6. Step 6: Final answer
    x = 54,125.81

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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.