Home / 99,428.19-149,142.59-24,548.35

Finding the Fourth Proportional to 99,428.19, 149,142.59 and 24,548.35

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Solution

The fourth proportional to 99,428.19, 149,142.59 and 24,548.35 is: 36,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,428.19 : 149,142.59 = 24,548.35 : x
  2. Step 2: Convert to fraction form
    99,428.19/149,142.59 = 24,548.35/x
  3. Step 3: Cross multiply
    99,428.19x = 149,142.59 × 24,548.35
  4. Step 4: Simplify right side
    99,428.19x = 3,661,204,499.23
  5. Step 5: Solve for x
    x = 3,661,204,499.23/99,428.19
  6. Step 6: Final answer
    x = 36,822.60

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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.