Home / 122,133.76-183,217.92-39,008.32

Finding the Fourth Proportional to 122,133.76, 183,217.92 and 39,008.32

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Solution

The fourth proportional to 122,133.76, 183,217.92 and 39,008.32 is: 58,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,133.76 : 183,217.92 = 39,008.32 : x
  2. Step 2: Convert to fraction form
    122,133.76/183,217.92 = 39,008.32/x
  3. Step 3: Cross multiply
    122,133.76x = 183,217.92 × 39,008.32
  4. Step 4: Simplify right side
    122,133.76x = 7,147,023,253.09
  5. Step 5: Solve for x
    x = 7,147,023,253.09/122,133.76
  6. Step 6: Final answer
    x = 58,518.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.