Home / 48,100.10-66,335.16-30,196.77

Finding the Fourth Proportional to 48,100.10, 66,335.16 and 30,196.77

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Solution

The fourth proportional to 48,100.10, 66,335.16 and 30,196.77 is: 41,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,100.10 : 66,335.16 = 30,196.77 : x
  2. Step 2: Convert to fraction form
    48,100.10/66,335.16 = 30,196.77/x
  3. Step 3: Cross multiply
    48,100.10x = 66,335.16 × 30,196.77
  4. Step 4: Simplify right side
    48,100.10x = 2,003,107,569.43
  5. Step 5: Solve for x
    x = 2,003,107,569.43/48,100.10
  6. Step 6: Final answer
    x = 41,644.56

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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.