Home / 155,977.64-234,086.80-116,086.76

Finding the Fourth Proportional to 155,977.64, 234,086.80 and 116,086.76

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Solution

The fourth proportional to 155,977.64, 234,086.80 and 116,086.76 is: 174,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,977.64 : 234,086.80 = 116,086.76 : x
  2. Step 2: Convert to fraction form
    155,977.64/234,086.80 = 116,086.76/x
  3. Step 3: Cross multiply
    155,977.64x = 234,086.80 × 116,086.76
  4. Step 4: Simplify right side
    155,977.64x = 27,174,378,170.77
  5. Step 5: Solve for x
    x = 27,174,378,170.77/155,977.64
  6. Step 6: Final answer
    x = 174,219.70

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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.