Home / 63,289.04-87,331.22-34,990.88

Finding the Fourth Proportional to 63,289.04, 87,331.22 and 34,990.88

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Solution

The fourth proportional to 63,289.04, 87,331.22 and 34,990.88 is: 48,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,289.04 : 87,331.22 = 34,990.88 : x
  2. Step 2: Convert to fraction form
    63,289.04/87,331.22 = 34,990.88/x
  3. Step 3: Cross multiply
    63,289.04x = 87,331.22 × 34,990.88
  4. Step 4: Simplify right side
    63,289.04x = 3,055,796,239.27
  5. Step 5: Solve for x
    x = 3,055,796,239.27/63,289.04
  6. Step 6: Final answer
    x = 48,283.18

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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.