Home / 56,964.49-85,464.05-40,356.65

Finding the Fourth Proportional to 56,964.49, 85,464.05 and 40,356.65

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Solution

The fourth proportional to 56,964.49, 85,464.05 and 40,356.65 is: 60,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,964.49 : 85,464.05 = 40,356.65 : x
  2. Step 2: Convert to fraction form
    56,964.49/85,464.05 = 40,356.65/x
  3. Step 3: Cross multiply
    56,964.49x = 85,464.05 × 40,356.65
  4. Step 4: Simplify right side
    56,964.49x = 3,449,042,765.31
  5. Step 5: Solve for x
    x = 3,449,042,765.31/56,964.49
  6. Step 6: Final answer
    x = 60,547.24

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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.