Home / 56,995.07-85,467.45-30,334.62

Finding the Fourth Proportional to 56,995.07, 85,467.45 and 30,334.62

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Solution

The fourth proportional to 56,995.07, 85,467.45 and 30,334.62 is: 45,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,995.07 : 85,467.45 = 30,334.62 : x
  2. Step 2: Convert to fraction form
    56,995.07/85,467.45 = 30,334.62/x
  3. Step 3: Cross multiply
    56,995.07x = 85,467.45 × 30,334.62
  4. Step 4: Simplify right side
    56,995.07x = 2,592,622,618.12
  5. Step 5: Solve for x
    x = 2,592,622,618.12/56,995.07
  6. Step 6: Final answer
    x = 45,488.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.