Home / 48,125.30-66,345.30-30,208.32

Finding the Fourth Proportional to 48,125.30, 66,345.30 and 30,208.32

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Solution

The fourth proportional to 48,125.30, 66,345.30 and 30,208.32 is: 41,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,125.30 : 66,345.30 = 30,208.32 : x
  2. Step 2: Convert to fraction form
    48,125.30/66,345.30 = 30,208.32/x
  3. Step 3: Cross multiply
    48,125.30x = 66,345.30 × 30,208.32
  4. Step 4: Simplify right side
    48,125.30x = 2,004,180,052.90
  5. Step 5: Solve for x
    x = 2,004,180,052.90/48,125.30
  6. Step 6: Final answer
    x = 41,645.04

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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.