Home / 248,488.32-372,208.80-113,665.92

Finding the Fourth Proportional to 248,488.32, 372,208.80 and 113,665.92

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Solution

The fourth proportional to 248,488.32, 372,208.80 and 113,665.92 is: 170,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,488.32 : 372,208.80 = 113,665.92 : x
  2. Step 2: Convert to fraction form
    248,488.32/372,208.80 = 113,665.92/x
  3. Step 3: Cross multiply
    248,488.32x = 372,208.80 × 113,665.92
  4. Step 4: Simplify right side
    248,488.32x = 42,307,455,684.10
  5. Step 5: Solve for x
    x = 42,307,455,684.10/248,488.32
  6. Step 6: Final answer
    x = 170,259.33

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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.