Home / 99,298.86-148,864.38-43,096.47

Finding the Fourth Proportional to 99,298.86, 148,864.38 and 43,096.47

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Solution

The fourth proportional to 99,298.86, 148,864.38 and 43,096.47 is: 64,608.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,298.86 : 148,864.38 = 43,096.47 : x
  2. Step 2: Convert to fraction form
    99,298.86/148,864.38 = 43,096.47/x
  3. Step 3: Cross multiply
    99,298.86x = 148,864.38 × 43,096.47
  4. Step 4: Simplify right side
    99,298.86x = 6,415,529,286.74
  5. Step 5: Solve for x
    x = 6,415,529,286.74/99,298.86
  6. Step 6: Final answer
    x = 64,608.29

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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.