Home / 49,152.73-67,809.42-31,238.13

Finding the Fourth Proportional to 49,152.73, 67,809.42 and 31,238.13

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Solution

The fourth proportional to 49,152.73, 67,809.42 and 31,238.13 is: 43,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,152.73 : 67,809.42 = 31,238.13 : x
  2. Step 2: Convert to fraction form
    49,152.73/67,809.42 = 31,238.13/x
  3. Step 3: Cross multiply
    49,152.73x = 67,809.42 × 31,238.13
  4. Step 4: Simplify right side
    49,152.73x = 2,118,239,320.99
  5. Step 5: Solve for x
    x = 2,118,239,320.99/49,152.73
  6. Step 6: Final answer
    x = 43,095.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.