Home / 99,203.32-148,678.44-46,496.68

Finding the Fourth Proportional to 99,203.32, 148,678.44 and 46,496.68

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Solution

The fourth proportional to 99,203.32, 148,678.44 and 46,496.68 is: 69,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,203.32 : 148,678.44 = 46,496.68 : x
  2. Step 2: Convert to fraction form
    99,203.32/148,678.44 = 46,496.68/x
  3. Step 3: Cross multiply
    99,203.32x = 148,678.44 × 46,496.68
  4. Step 4: Simplify right side
    99,203.32x = 6,913,053,847.58
  5. Step 5: Solve for x
    x = 6,913,053,847.58/99,203.32
  6. Step 6: Final answer
    x = 69,685.71

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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.