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Finding the Fourth Proportional to 73,833.12, 101,854.24 and 48,328.25

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Solution

The fourth proportional to 73,833.12, 101,854.24 and 48,328.25 is: 66,669.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,833.12 : 101,854.24 = 48,328.25 : x
  2. Step 2: Convert to fraction form
    73,833.12/101,854.24 = 48,328.25/x
  3. Step 3: Cross multiply
    73,833.12x = 101,854.24 × 48,328.25
  4. Step 4: Simplify right side
    73,833.12x = 4,922,436,544.19
  5. Step 5: Solve for x
    x = 4,922,436,544.19/73,833.12
  6. Step 6: Final answer
    x = 66,669.76

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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.