Home / 99,903.04-149,836.44-43,732.24

Finding the Fourth Proportional to 99,903.04, 149,836.44 and 43,732.24

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Solution

The fourth proportional to 99,903.04, 149,836.44 and 43,732.24 is: 65,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,903.04 : 149,836.44 = 43,732.24 : x
  2. Step 2: Convert to fraction form
    99,903.04/149,836.44 = 43,732.24/x
  3. Step 3: Cross multiply
    99,903.04x = 149,836.44 × 43,732.24
  4. Step 4: Simplify right side
    99,903.04x = 6,552,683,154.83
  5. Step 5: Solve for x
    x = 6,552,683,154.83/99,903.04
  6. Step 6: Final answer
    x = 65,590.43

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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.