Home / 208,748.30-313,142.94-58,989.74

Finding the Fourth Proportional to 208,748.30, 313,142.94 and 58,989.74

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Solution

The fourth proportional to 208,748.30, 313,142.94 and 58,989.74 is: 88,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,748.30 : 313,142.94 = 58,989.74 : x
  2. Step 2: Convert to fraction form
    208,748.30/313,142.94 = 58,989.74/x
  3. Step 3: Cross multiply
    208,748.30x = 313,142.94 × 58,989.74
  4. Step 4: Simplify right side
    208,748.30x = 18,472,219,047.72
  5. Step 5: Solve for x
    x = 18,472,219,047.72/208,748.30
  6. Step 6: Final answer
    x = 88,490.39

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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.