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Finding the Fourth Proportional to 119,560.95, 179,144.58 and 83,541.06

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Solution

The fourth proportional to 119,560.95, 179,144.58 and 83,541.06 is: 125,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,560.95 : 179,144.58 = 83,541.06 : x
  2. Step 2: Convert to fraction form
    119,560.95/179,144.58 = 83,541.06/x
  3. Step 3: Cross multiply
    119,560.95x = 179,144.58 × 83,541.06
  4. Step 4: Simplify right side
    119,560.95x = 14,965,928,106.45
  5. Step 5: Solve for x
    x = 14,965,928,106.45/119,560.95
  6. Step 6: Final answer
    x = 125,174.05

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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.