Home / 50,165.93-69,215.21-31,036.52

Finding the Fourth Proportional to 50,165.93, 69,215.21 and 31,036.52

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Solution

The fourth proportional to 50,165.93, 69,215.21 and 31,036.52 is: 42,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,165.93 : 69,215.21 = 31,036.52 : x
  2. Step 2: Convert to fraction form
    50,165.93/69,215.21 = 31,036.52/x
  3. Step 3: Cross multiply
    50,165.93x = 69,215.21 × 31,036.52
  4. Step 4: Simplify right side
    50,165.93x = 2,148,198,994.38
  5. Step 5: Solve for x
    x = 2,148,198,994.38/50,165.93
  6. Step 6: Final answer
    x = 42,821.87

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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.