Home / 99,348.58-149,032.59-36,185.86

Finding the Fourth Proportional to 99,348.58, 149,032.59 and 36,185.86

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Solution

The fourth proportional to 99,348.58, 149,032.59 and 36,185.86 is: 54,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,348.58 : 149,032.59 = 36,185.86 : x
  2. Step 2: Convert to fraction form
    99,348.58/149,032.59 = 36,185.86/x
  3. Step 3: Cross multiply
    99,348.58x = 149,032.59 × 36,185.86
  4. Step 4: Simplify right side
    99,348.58x = 5,392,872,437.18
  5. Step 5: Solve for x
    x = 5,392,872,437.18/99,348.58
  6. Step 6: Final answer
    x = 54,282.33

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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.