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Finding the Fourth Proportional to 191,166.84, 286,731.73 and 58,048.27

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Solution

The fourth proportional to 191,166.84, 286,731.73 and 58,048.27 is: 87,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,166.84 : 286,731.73 = 58,048.27 : x
  2. Step 2: Convert to fraction form
    191,166.84/286,731.73 = 58,048.27/x
  3. Step 3: Cross multiply
    191,166.84x = 286,731.73 × 58,048.27
  4. Step 4: Simplify right side
    191,166.84x = 16,644,280,880.61
  5. Step 5: Solve for x
    x = 16,644,280,880.61/191,166.84
  6. Step 6: Final answer
    x = 87,066.78

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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.