Home / 99,090.25-148,650.86-32,515.24

Finding the Fourth Proportional to 99,090.25, 148,650.86 and 32,515.24

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Solution

The fourth proportional to 99,090.25, 148,650.86 and 32,515.24 is: 48,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,090.25 : 148,650.86 = 32,515.24 : x
  2. Step 2: Convert to fraction form
    99,090.25/148,650.86 = 32,515.24/x
  3. Step 3: Cross multiply
    99,090.25x = 148,650.86 × 32,515.24
  4. Step 4: Simplify right side
    99,090.25x = 4,833,418,389.11
  5. Step 5: Solve for x
    x = 4,833,418,389.11/99,090.25
  6. Step 6: Final answer
    x = 48,777.94

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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.