Home / 148,786.08-223,185.87-42,177.66

Finding the Fourth Proportional to 148,786.08, 223,185.87 and 42,177.66

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Solution

The fourth proportional to 148,786.08, 223,185.87 and 42,177.66 is: 63,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,786.08 : 223,185.87 = 42,177.66 : x
  2. Step 2: Convert to fraction form
    148,786.08/223,185.87 = 42,177.66/x
  3. Step 3: Cross multiply
    148,786.08x = 223,185.87 × 42,177.66
  4. Step 4: Simplify right side
    148,786.08x = 9,413,457,741.66
  5. Step 5: Solve for x
    x = 9,413,457,741.66/148,786.08
  6. Step 6: Final answer
    x = 63,268.40

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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.