Home / 180,036.90-248,448.69-99,458.73

Finding the Fourth Proportional to 180,036.90, 248,448.69 and 99,458.73

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Solution

The fourth proportional to 180,036.90, 248,448.69 and 99,458.73 is: 137,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,036.90 : 248,448.69 = 99,458.73 : x
  2. Step 2: Convert to fraction form
    180,036.90/248,448.69 = 99,458.73/x
  3. Step 3: Cross multiply
    180,036.90x = 248,448.69 × 99,458.73
  4. Step 4: Simplify right side
    180,036.90x = 24,710,391,177.56
  5. Step 5: Solve for x
    x = 24,710,391,177.56/180,036.90
  6. Step 6: Final answer
    x = 137,251.81

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1.5x scale

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.