Home / 50,156.11-69,222.53-31,042.04

Finding the Fourth Proportional to 50,156.11, 69,222.53 and 31,042.04

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Solution

The fourth proportional to 50,156.11, 69,222.53 and 31,042.04 is: 42,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,156.11 : 69,222.53 = 31,042.04 : x
  2. Step 2: Convert to fraction form
    50,156.11/69,222.53 = 31,042.04/x
  3. Step 3: Cross multiply
    50,156.11x = 69,222.53 × 31,042.04
  4. Step 4: Simplify right side
    50,156.11x = 2,148,808,276.65
  5. Step 5: Solve for x
    x = 2,148,808,276.65/50,156.11
  6. Step 6: Final answer
    x = 42,842.40

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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.