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Finding the Fourth Proportional to 179,607.95, 247,858.72 and 99,035.66

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Solution

The fourth proportional to 179,607.95, 247,858.72 and 99,035.66 is: 136,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,607.95 : 247,858.72 = 99,035.66 : x
  2. Step 2: Convert to fraction form
    179,607.95/247,858.72 = 99,035.66/x
  3. Step 3: Cross multiply
    179,607.95x = 247,858.72 × 99,035.66
  4. Step 4: Simplify right side
    179,607.95x = 24,546,852,294.01
  5. Step 5: Solve for x
    x = 24,546,852,294.01/179,607.95
  6. Step 6: Final answer
    x = 136,669.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.