Home / 119,409.56-178,966.72-60,262.16

Finding the Fourth Proportional to 119,409.56, 178,966.72 and 60,262.16

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Solution

The fourth proportional to 119,409.56, 178,966.72 and 60,262.16 is: 90,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,409.56 : 178,966.72 = 60,262.16 : x
  2. Step 2: Convert to fraction form
    119,409.56/178,966.72 = 60,262.16/x
  3. Step 3: Cross multiply
    119,409.56x = 178,966.72 × 60,262.16
  4. Step 4: Simplify right side
    119,409.56x = 10,784,921,115.32
  5. Step 5: Solve for x
    x = 10,784,921,115.32/119,409.56
  6. Step 6: Final answer
    x = 90,318.74

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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.