Home / 56,141.04-84,145.92-31,169.12

Finding the Fourth Proportional to 56,141.04, 84,145.92 and 31,169.12

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Solution

The fourth proportional to 56,141.04, 84,145.92 and 31,169.12 is: 46,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,141.04 : 84,145.92 = 31,169.12 : x
  2. Step 2: Convert to fraction form
    56,141.04/84,145.92 = 31,169.12/x
  3. Step 3: Cross multiply
    56,141.04x = 84,145.92 × 31,169.12
  4. Step 4: Simplify right side
    56,141.04x = 2,622,754,277.99
  5. Step 5: Solve for x
    x = 2,622,754,277.99/56,141.04
  6. Step 6: Final answer
    x = 46,717.24

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1.5x scale

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.