Home / 51,235.60-76,853.40-50,717.20

Finding the Fourth Proportional to 51,235.60, 76,853.40 and 50,717.20

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Solution

The fourth proportional to 51,235.60, 76,853.40 and 50,717.20 is: 76,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,235.60 : 76,853.40 = 50,717.20 : x
  2. Step 2: Convert to fraction form
    51,235.60/76,853.40 = 50,717.20/x
  3. Step 3: Cross multiply
    51,235.60x = 76,853.40 × 50,717.20
  4. Step 4: Simplify right side
    51,235.60x = 3,897,789,258.48
  5. Step 5: Solve for x
    x = 3,897,789,258.48/51,235.60
  6. Step 6: Final answer
    x = 76,075.80

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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.