Home / 148,898.83-223,249.51-54,117.76

Finding the Fourth Proportional to 148,898.83, 223,249.51 and 54,117.76

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Solution

The fourth proportional to 148,898.83, 223,249.51 and 54,117.76 is: 81,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,898.83 : 223,249.51 = 54,117.76 : x
  2. Step 2: Convert to fraction form
    148,898.83/223,249.51 = 54,117.76/x
  3. Step 3: Cross multiply
    148,898.83x = 223,249.51 × 54,117.76
  4. Step 4: Simplify right side
    148,898.83x = 12,081,763,749.01
  5. Step 5: Solve for x
    x = 12,081,763,749.01/148,898.83
  6. Step 6: Final answer
    x = 81,140.76

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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.