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Finding the Fourth Proportional to 124,029, 186,043.51 and 36,477

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Solution

The fourth proportional to 124,029, 186,043.51 and 36,477 is: 54,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,029 : 186,043.51 = 36,477 : x
  2. Step 2: Convert to fraction form
    124,029/186,043.51 = 36,477/x
  3. Step 3: Cross multiply
    124,029x = 186,043.51 × 36,477
  4. Step 4: Simplify right side
    124,029x = 6,786,309,114.27
  5. Step 5: Solve for x
    x = 6,786,309,114.27/124,029
  6. Step 6: Final answer
    x = 54,715.50

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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.