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Finding the Fourth Proportional to 282,377.11, 423,623.27 and 95,384.47

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Solution

The fourth proportional to 282,377.11, 423,623.27 and 95,384.47 is: 143,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,377.11 : 423,623.27 = 95,384.47 : x
  2. Step 2: Convert to fraction form
    282,377.11/423,623.27 = 95,384.47/x
  3. Step 3: Cross multiply
    282,377.11x = 423,623.27 × 95,384.47
  4. Step 4: Simplify right side
    282,377.11x = 40,407,081,088.62
  5. Step 5: Solve for x
    x = 40,407,081,088.62/282,377.11
  6. Step 6: Final answer
    x = 143,096.16

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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.