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Finding the Fourth Proportional to 228,107.84, 342,154.67 and 94,984.74

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Solution

The fourth proportional to 228,107.84, 342,154.67 and 94,984.74 is: 142,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,107.84 : 342,154.67 = 94,984.74 : x
  2. Step 2: Convert to fraction form
    228,107.84/342,154.67 = 94,984.74/x
  3. Step 3: Cross multiply
    228,107.84x = 342,154.67 × 94,984.74
  4. Step 4: Simplify right side
    228,107.84x = 32,499,471,894.81
  5. Step 5: Solve for x
    x = 32,499,471,894.81/228,107.84
  6. Step 6: Final answer
    x = 142,474.16

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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.