Home / 56,809.06-85,119.42-34,555.12

Finding the Fourth Proportional to 56,809.06, 85,119.42 and 34,555.12

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Solution

The fourth proportional to 56,809.06, 85,119.42 and 34,555.12 is: 51,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,809.06 : 85,119.42 = 34,555.12 : x
  2. Step 2: Convert to fraction form
    56,809.06/85,119.42 = 34,555.12/x
  3. Step 3: Cross multiply
    56,809.06x = 85,119.42 × 34,555.12
  4. Step 4: Simplify right side
    56,809.06x = 2,941,311,772.43
  5. Step 5: Solve for x
    x = 2,941,311,772.43/56,809.06
  6. Step 6: Final answer
    x = 51,775.40

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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.