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Finding the Fourth Proportional to 242,000.36, 333,960.90 and 134,569.28

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Solution

The fourth proportional to 242,000.36, 333,960.90 and 134,569.28 is: 185,705.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,000.36 : 333,960.90 = 134,569.28 : x
  2. Step 2: Convert to fraction form
    242,000.36/333,960.90 = 134,569.28/x
  3. Step 3: Cross multiply
    242,000.36x = 333,960.90 × 134,569.28
  4. Step 4: Simplify right side
    242,000.36x = 44,940,877,861.15
  5. Step 5: Solve for x
    x = 44,940,877,861.15/242,000.36
  6. Step 6: Final answer
    x = 185,705.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.