Home / 99,823.25-149,496.16-57,575.25

Finding the Fourth Proportional to 99,823.25, 149,496.16 and 57,575.25

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Solution

The fourth proportional to 99,823.25, 149,496.16 and 57,575.25 is: 86,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,823.25 : 149,496.16 = 57,575.25 : x
  2. Step 2: Convert to fraction form
    99,823.25/149,496.16 = 57,575.25/x
  3. Step 3: Cross multiply
    99,823.25x = 149,496.16 × 57,575.25
  4. Step 4: Simplify right side
    99,823.25x = 8,607,278,786.04
  5. Step 5: Solve for x
    x = 8,607,278,786.04/99,823.25
  6. Step 6: Final answer
    x = 86,225.20

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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.