Home / 99,546.52-149,240.82-49,599.40

Finding the Fourth Proportional to 99,546.52, 149,240.82 and 49,599.40

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Solution

The fourth proportional to 99,546.52, 149,240.82 and 49,599.40 is: 74,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,546.52 : 149,240.82 = 49,599.40 : x
  2. Step 2: Convert to fraction form
    99,546.52/149,240.82 = 49,599.40/x
  3. Step 3: Cross multiply
    99,546.52x = 149,240.82 × 49,599.40
  4. Step 4: Simplify right side
    99,546.52x = 7,402,255,127.51
  5. Step 5: Solve for x
    x = 7,402,255,127.51/99,546.52
  6. Step 6: Final answer
    x = 74,359.76

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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.