Home / 99,190.72-148,795.88-32,603.84

Finding the Fourth Proportional to 99,190.72, 148,795.88 and 32,603.84

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Solution

The fourth proportional to 99,190.72, 148,795.88 and 32,603.84 is: 48,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,190.72 : 148,795.88 = 32,603.84 : x
  2. Step 2: Convert to fraction form
    99,190.72/148,795.88 = 32,603.84/x
  3. Step 3: Cross multiply
    99,190.72x = 148,795.88 × 32,603.84
  4. Step 4: Simplify right side
    99,190.72x = 4,851,317,064.18
  5. Step 5: Solve for x
    x = 4,851,317,064.18/99,190.72
  6. Step 6: Final answer
    x = 48,908.98

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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.