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Finding the Fourth Proportional to 99,335.54, 149,149.11 and 62,054.48

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Solution

The fourth proportional to 99,335.54, 149,149.11 and 62,054.48 is: 93,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,335.54 : 149,149.11 = 62,054.48 : x
  2. Step 2: Convert to fraction form
    99,335.54/149,149.11 = 62,054.48/x
  3. Step 3: Cross multiply
    99,335.54x = 149,149.11 × 62,054.48
  4. Step 4: Simplify right side
    99,335.54x = 9,255,370,463.51
  5. Step 5: Solve for x
    x = 9,255,370,463.51/99,335.54
  6. Step 6: Final answer
    x = 93,172.80

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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.