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Finding the Fourth Proportional to 268,176, 402,315.76 and 101,951.04

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Solution

The fourth proportional to 268,176, 402,315.76 and 101,951.04 is: 152,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,176 : 402,315.76 = 101,951.04 : x
  2. Step 2: Convert to fraction form
    268,176/402,315.76 = 101,951.04/x
  3. Step 3: Cross multiply
    268,176x = 402,315.76 × 101,951.04
  4. Step 4: Simplify right side
    268,176x = 41,016,510,140.39
  5. Step 5: Solve for x
    x = 41,016,510,140.39/268,176
  6. Step 6: Final answer
    x = 152,946.24

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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.