Home / 208,844.34-313,266.51-51,070.92

Finding the Fourth Proportional to 208,844.34, 313,266.51 and 51,070.92

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Solution

The fourth proportional to 208,844.34, 313,266.51 and 51,070.92 is: 76,606.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,844.34 : 313,266.51 = 51,070.92 : x
  2. Step 2: Convert to fraction form
    208,844.34/313,266.51 = 51,070.92/x
  3. Step 3: Cross multiply
    208,844.34x = 313,266.51 × 51,070.92
  4. Step 4: Simplify right side
    208,844.34x = 15,998,808,870.89
  5. Step 5: Solve for x
    x = 15,998,808,870.89/208,844.34
  6. Step 6: Final answer
    x = 76,606.38

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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.