Home / 63,478.20-87,605.10-35,192.28

Finding the Fourth Proportional to 63,478.20, 87,605.10 and 35,192.28

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Solution

The fourth proportional to 63,478.20, 87,605.10 and 35,192.28 is: 48,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,478.20 : 87,605.10 = 35,192.28 : x
  2. Step 2: Convert to fraction form
    63,478.20/87,605.10 = 35,192.28/x
  3. Step 3: Cross multiply
    63,478.20x = 87,605.10 × 35,192.28
  4. Step 4: Simplify right side
    63,478.20x = 3,083,023,208.63
  5. Step 5: Solve for x
    x = 3,083,023,208.63/63,478.20
  6. Step 6: Final answer
    x = 48,568.22

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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.