Home / 50,126.18-69,172.02-29,971.15

Finding the Fourth Proportional to 50,126.18, 69,172.02 and 29,971.15

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Solution

The fourth proportional to 50,126.18, 69,172.02 and 29,971.15 is: 41,358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,126.18 : 69,172.02 = 29,971.15 : x
  2. Step 2: Convert to fraction form
    50,126.18/69,172.02 = 29,971.15/x
  3. Step 3: Cross multiply
    50,126.18x = 69,172.02 × 29,971.15
  4. Step 4: Simplify right side
    50,126.18x = 2,073,164,814.29
  5. Step 5: Solve for x
    x = 2,073,164,814.29/50,126.18
  6. Step 6: Final answer
    x = 41,358.93

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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.