Home / 48,099.10-66,333.78-30,195.77

Finding the Fourth Proportional to 48,099.10, 66,333.78 and 30,195.77

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Solution

The fourth proportional to 48,099.10, 66,333.78 and 30,195.77 is: 41,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,099.10 : 66,333.78 = 30,195.77 : x
  2. Step 2: Convert to fraction form
    48,099.10/66,333.78 = 30,195.77/x
  3. Step 3: Cross multiply
    48,099.10x = 66,333.78 × 30,195.77
  4. Step 4: Simplify right side
    48,099.10x = 2,002,999,564.11
  5. Step 5: Solve for x
    x = 2,002,999,564.11/48,099.10
  6. Step 6: Final answer
    x = 41,643.18

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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.