Home / 63,309.12-87,362.92-34,623.19

Finding the Fourth Proportional to 63,309.12, 87,362.92 and 34,623.19

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Solution

The fourth proportional to 63,309.12, 87,362.92 and 34,623.19 is: 47,778.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,309.12 : 87,362.92 = 34,623.19 : x
  2. Step 2: Convert to fraction form
    63,309.12/87,362.92 = 34,623.19/x
  3. Step 3: Cross multiply
    63,309.12x = 87,362.92 × 34,623.19
  4. Step 4: Simplify right side
    63,309.12x = 3,024,782,978.11
  5. Step 5: Solve for x
    x = 3,024,782,978.11/63,309.12
  6. Step 6: Final answer
    x = 47,778.00

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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.