Home / 207,935.58-311,923.02-58,175.90

Finding the Fourth Proportional to 207,935.58, 311,923.02 and 58,175.90

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Solution

The fourth proportional to 207,935.58, 311,923.02 and 58,175.90 is: 87,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,935.58 : 311,923.02 = 58,175.90 : x
  2. Step 2: Convert to fraction form
    207,935.58/311,923.02 = 58,175.90/x
  3. Step 3: Cross multiply
    207,935.58x = 311,923.02 × 58,175.90
  4. Step 4: Simplify right side
    207,935.58x = 18,146,402,419.22
  5. Step 5: Solve for x
    x = 18,146,402,419.22/207,935.58
  6. Step 6: Final answer
    x = 87,269.35

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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.