Home / 208,848.34-313,272.51-51,074.92

Finding the Fourth Proportional to 208,848.34, 313,272.51 and 51,074.92

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Solution

The fourth proportional to 208,848.34, 313,272.51 and 51,074.92 is: 76,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,848.34 : 313,272.51 = 51,074.92 : x
  2. Step 2: Convert to fraction form
    208,848.34/313,272.51 = 51,074.92/x
  3. Step 3: Cross multiply
    208,848.34x = 313,272.51 × 51,074.92
  4. Step 4: Simplify right side
    208,848.34x = 16,000,368,386.45
  5. Step 5: Solve for x
    x = 16,000,368,386.45/208,848.34
  6. Step 6: Final answer
    x = 76,612.38

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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.