Home / 122,609.97-183,815.70-38,326.74

Finding the Fourth Proportional to 122,609.97, 183,815.70 and 38,326.74

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Solution

The fourth proportional to 122,609.97, 183,815.70 and 38,326.74 is: 57,459.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,609.97 : 183,815.70 = 38,326.74 : x
  2. Step 2: Convert to fraction form
    122,609.97/183,815.70 = 38,326.74/x
  3. Step 3: Cross multiply
    122,609.97x = 183,815.70 × 38,326.74
  4. Step 4: Simplify right side
    122,609.97x = 7,045,056,541.82
  5. Step 5: Solve for x
    x = 7,045,056,541.82/122,609.97
  6. Step 6: Final answer
    x = 57,459.08

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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.