Home / 48,711.84-73,184.32-31,215.84

Finding the Fourth Proportional to 48,711.84, 73,184.32 and 31,215.84

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Solution

The fourth proportional to 48,711.84, 73,184.32 and 31,215.84 is: 46,898.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,711.84 : 73,184.32 = 31,215.84 : x
  2. Step 2: Convert to fraction form
    48,711.84/73,184.32 = 31,215.84/x
  3. Step 3: Cross multiply
    48,711.84x = 73,184.32 × 31,215.84
  4. Step 4: Simplify right side
    48,711.84x = 2,284,510,023.63
  5. Step 5: Solve for x
    x = 2,284,510,023.63/48,711.84
  6. Step 6: Final answer
    x = 46,898.45

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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.