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Finding the Fourth Proportional to 88,892.10, 133,392.87 and 46,802.70

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Solution

The fourth proportional to 88,892.10, 133,392.87 and 46,802.70 is: 70,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,892.10 : 133,392.87 = 46,802.70 : x
  2. Step 2: Convert to fraction form
    88,892.10/133,392.87 = 46,802.70/x
  3. Step 3: Cross multiply
    88,892.10x = 133,392.87 × 46,802.70
  4. Step 4: Simplify right side
    88,892.10x = 6,243,146,476.75
  5. Step 5: Solve for x
    x = 6,243,146,476.75/88,892.10
  6. Step 6: Final answer
    x = 70,232.86

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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.