Home / 50,800.78-70,040.10-34,857.55

Finding the Fourth Proportional to 50,800.78, 70,040.10 and 34,857.55

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Solution

The fourth proportional to 50,800.78, 70,040.10 and 34,857.55 is: 48,058.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,800.78 : 70,040.10 = 34,857.55 : x
  2. Step 2: Convert to fraction form
    50,800.78/70,040.10 = 34,857.55/x
  3. Step 3: Cross multiply
    50,800.78x = 70,040.10 × 34,857.55
  4. Step 4: Simplify right side
    50,800.78x = 2,441,426,287.76
  5. Step 5: Solve for x
    x = 2,441,426,287.76/50,800.78
  6. Step 6: Final answer
    x = 48,058.83

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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.