Home / 55,889.28-77,160.06-34,680.24

Finding the Fourth Proportional to 55,889.28, 77,160.06 and 34,680.24

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Solution

The fourth proportional to 55,889.28, 77,160.06 and 34,680.24 is: 47,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,889.28 : 77,160.06 = 34,680.24 : x
  2. Step 2: Convert to fraction form
    55,889.28/77,160.06 = 34,680.24/x
  3. Step 3: Cross multiply
    55,889.28x = 77,160.06 × 34,680.24
  4. Step 4: Simplify right side
    55,889.28x = 2,675,929,399.21
  5. Step 5: Solve for x
    x = 2,675,929,399.21/55,889.28
  6. Step 6: Final answer
    x = 47,879.12

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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.