Home / 94,164.02-129,940.61-51,722.55

Finding the Fourth Proportional to 94,164.02, 129,940.61 and 51,722.55

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Solution

The fourth proportional to 94,164.02, 129,940.61 and 51,722.55 is: 71,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,164.02 : 129,940.61 = 51,722.55 : x
  2. Step 2: Convert to fraction form
    94,164.02/129,940.61 = 51,722.55/x
  3. Step 3: Cross multiply
    94,164.02x = 129,940.61 × 51,722.55
  4. Step 4: Simplify right side
    94,164.02x = 6,720,859,439.14
  5. Step 5: Solve for x
    x = 6,720,859,439.14/94,164.02
  6. Step 6: Final answer
    x = 71,373.97

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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.