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Finding the Fourth Proportional to 160,495.75, 240,653.58 and 109,951.87

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Solution

The fourth proportional to 160,495.75, 240,653.58 and 109,951.87 is: 164,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,495.75 : 240,653.58 = 109,951.87 : x
  2. Step 2: Convert to fraction form
    160,495.75/240,653.58 = 109,951.87/x
  3. Step 3: Cross multiply
    160,495.75x = 240,653.58 × 109,951.87
  4. Step 4: Simplify right side
    160,495.75x = 26,460,311,143.19
  5. Step 5: Solve for x
    x = 26,460,311,143.19/160,495.75
  6. Step 6: Final answer
    x = 164,866.12

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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.