Home / 109,977.20-151,768.52-59,676.20

Finding the Fourth Proportional to 109,977.20, 151,768.52 and 59,676.20

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Solution

The fourth proportional to 109,977.20, 151,768.52 and 59,676.20 is: 82,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,977.20 : 151,768.52 = 59,676.20 : x
  2. Step 2: Convert to fraction form
    109,977.20/151,768.52 = 59,676.20/x
  3. Step 3: Cross multiply
    109,977.20x = 151,768.52 × 59,676.20
  4. Step 4: Simplify right side
    109,977.20x = 9,056,967,496.00
  5. Step 5: Solve for x
    x = 9,056,967,496.00/109,977.20
  6. Step 6: Final answer
    x = 82,353.14

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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.