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Finding the Fourth Proportional to 251,373.89, 346,898.23 and 136,652.76

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Solution

The fourth proportional to 251,373.89, 346,898.23 and 136,652.76 is: 188,582.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,373.89 : 346,898.23 = 136,652.76 : x
  2. Step 2: Convert to fraction form
    251,373.89/346,898.23 = 136,652.76/x
  3. Step 3: Cross multiply
    251,373.89x = 346,898.23 × 136,652.76
  4. Step 4: Simplify right side
    251,373.89x = 47,404,600,226.98
  5. Step 5: Solve for x
    x = 47,404,600,226.98/251,373.89
  6. Step 6: Final answer
    x = 188,582.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.