Home / 50,127.93-75,186.04-20,140.95

Finding the Fourth Proportional to 50,127.93, 75,186.04 and 20,140.95

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Solution

The fourth proportional to 50,127.93, 75,186.04 and 20,140.95 is: 30,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,127.93 : 75,186.04 = 20,140.95 : x
  2. Step 2: Convert to fraction form
    50,127.93/75,186.04 = 20,140.95/x
  3. Step 3: Cross multiply
    50,127.93x = 75,186.04 × 20,140.95
  4. Step 4: Simplify right side
    50,127.93x = 1,514,318,541.70
  5. Step 5: Solve for x
    x = 1,514,318,541.70/50,127.93
  6. Step 6: Final answer
    x = 30,209.08

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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.