Home / 50,869.32-76,217.96-31,106.40

Finding the Fourth Proportional to 50,869.32, 76,217.96 and 31,106.40

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Solution

The fourth proportional to 50,869.32, 76,217.96 and 31,106.40 is: 46,607.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,869.32 : 76,217.96 = 31,106.40 : x
  2. Step 2: Convert to fraction form
    50,869.32/76,217.96 = 31,106.40/x
  3. Step 3: Cross multiply
    50,869.32x = 76,217.96 × 31,106.40
  4. Step 4: Simplify right side
    50,869.32x = 2,370,866,350.94
  5. Step 5: Solve for x
    x = 2,370,866,350.94/50,869.32
  6. Step 6: Final answer
    x = 46,607.00

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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.