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Finding the Fourth Proportional to 94,869, 130,919.34 and 52,427.54

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Solution

The fourth proportional to 94,869, 130,919.34 and 52,427.54 is: 72,350.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,869 : 130,919.34 = 52,427.54 : x
  2. Step 2: Convert to fraction form
    94,869/130,919.34 = 52,427.54/x
  3. Step 3: Cross multiply
    94,869x = 130,919.34 × 52,427.54
  4. Step 4: Simplify right side
    94,869x = 6,863,778,934.62
  5. Step 5: Solve for x
    x = 6,863,778,934.62/94,869
  6. Step 6: Final answer
    x = 72,350.07

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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.