Home / 58,239.16-80,258.85-50,170.28

Finding the Fourth Proportional to 58,239.16, 80,258.85 and 50,170.28

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Solution

The fourth proportional to 58,239.16, 80,258.85 and 50,170.28 is: 69,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,239.16 : 80,258.85 = 50,170.28 : x
  2. Step 2: Convert to fraction form
    58,239.16/80,258.85 = 50,170.28/x
  3. Step 3: Cross multiply
    58,239.16x = 80,258.85 × 50,170.28
  4. Step 4: Simplify right side
    58,239.16x = 4,026,608,575.68
  5. Step 5: Solve for x
    x = 4,026,608,575.68/58,239.16
  6. Step 6: Final answer
    x = 69,139.20

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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.