Home / 56,126.08-77,451.96-30,975.04

Finding the Fourth Proportional to 56,126.08, 77,451.96 and 30,975.04

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Solution

The fourth proportional to 56,126.08, 77,451.96 and 30,975.04 is: 42,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,126.08 : 77,451.96 = 30,975.04 : x
  2. Step 2: Convert to fraction form
    56,126.08/77,451.96 = 30,975.04/x
  3. Step 3: Cross multiply
    56,126.08x = 77,451.96 × 30,975.04
  4. Step 4: Simplify right side
    56,126.08x = 2,399,077,559.08
  5. Step 5: Solve for x
    x = 2,399,077,559.08/56,126.08
  6. Step 6: Final answer
    x = 42,744.43

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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.