Home / 122,502.30-183,776.68-42,537.15

Finding the Fourth Proportional to 122,502.30, 183,776.68 and 42,537.15

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Solution

The fourth proportional to 122,502.30, 183,776.68 and 42,537.15 is: 63,813.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,502.30 : 183,776.68 = 42,537.15 : x
  2. Step 2: Convert to fraction form
    122,502.30/183,776.68 = 42,537.15/x
  3. Step 3: Cross multiply
    122,502.30x = 183,776.68 × 42,537.15
  4. Step 4: Simplify right side
    122,502.30x = 7,817,336,203.66
  5. Step 5: Solve for x
    x = 7,817,336,203.66/122,502.30
  6. Step 6: Final answer
    x = 63,813.79

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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.