Home / 94,146.68-129,923.44-51,705.21

Finding the Fourth Proportional to 94,146.68, 129,923.44 and 51,705.21

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Solution

The fourth proportional to 94,146.68, 129,923.44 and 51,705.21 is: 71,353.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,146.68 : 129,923.44 = 51,705.21 : x
  2. Step 2: Convert to fraction form
    94,146.68/129,923.44 = 51,705.21/x
  3. Step 3: Cross multiply
    94,146.68x = 129,923.44 × 51,705.21
  4. Step 4: Simplify right side
    94,146.68x = 6,717,719,032.50
  5. Step 5: Solve for x
    x = 6,717,719,032.50/94,146.68
  6. Step 6: Final answer
    x = 71,353.75

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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.