Home / 119,087.92-178,506.08-43,135.84

Finding the Fourth Proportional to 119,087.92, 178,506.08 and 43,135.84

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Solution

The fourth proportional to 119,087.92, 178,506.08 and 43,135.84 is: 64,658.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,087.92 : 178,506.08 = 43,135.84 : x
  2. Step 2: Convert to fraction form
    119,087.92/178,506.08 = 43,135.84/x
  3. Step 3: Cross multiply
    119,087.92x = 178,506.08 × 43,135.84
  4. Step 4: Simplify right side
    119,087.92x = 7,700,009,705.91
  5. Step 5: Solve for x
    x = 7,700,009,705.91/119,087.92
  6. Step 6: Final answer
    x = 64,658.19

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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.