Home / 99,330.84-149,005.26-32,771.16

Finding the Fourth Proportional to 99,330.84, 149,005.26 and 32,771.16

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Solution

The fourth proportional to 99,330.84, 149,005.26 and 32,771.16 is: 49,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,330.84 : 149,005.26 = 32,771.16 : x
  2. Step 2: Convert to fraction form
    99,330.84/149,005.26 = 32,771.16/x
  3. Step 3: Cross multiply
    99,330.84x = 149,005.26 × 32,771.16
  4. Step 4: Simplify right side
    99,330.84x = 4,883,075,216.30
  5. Step 5: Solve for x
    x = 4,883,075,216.30/99,330.84
  6. Step 6: Final answer
    x = 49,159.71

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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.