Home / 148,717.11-205,309.59-114,650.94

Finding the Fourth Proportional to 148,717.11, 205,309.59 and 114,650.94

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Solution

The fourth proportional to 148,717.11, 205,309.59 and 114,650.94 is: 158,279.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,717.11 : 205,309.59 = 114,650.94 : x
  2. Step 2: Convert to fraction form
    148,717.11/205,309.59 = 114,650.94/x
  3. Step 3: Cross multiply
    148,717.11x = 205,309.59 × 114,650.94
  4. Step 4: Simplify right side
    148,717.11x = 23,538,937,484.51
  5. Step 5: Solve for x
    x = 23,538,937,484.51/148,717.11
  6. Step 6: Final answer
    x = 158,279.96

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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.