Home / 56,471.44-77,945.88-35,238.16

Finding the Fourth Proportional to 56,471.44, 77,945.88 and 35,238.16

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Solution

The fourth proportional to 56,471.44, 77,945.88 and 35,238.16 is: 48,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,471.44 : 77,945.88 = 35,238.16 : x
  2. Step 2: Convert to fraction form
    56,471.44/77,945.88 = 35,238.16/x
  3. Step 3: Cross multiply
    56,471.44x = 77,945.88 × 35,238.16
  4. Step 4: Simplify right side
    56,471.44x = 2,746,669,390.78
  5. Step 5: Solve for x
    x = 2,746,669,390.78/56,471.44
  6. Step 6: Final answer
    x = 48,638.20

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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.