Home / 96,859.19-133,659.20-53,835.89

Finding the Fourth Proportional to 96,859.19, 133,659.20 and 53,835.89

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Solution

The fourth proportional to 96,859.19, 133,659.20 and 53,835.89 is: 74,289.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,859.19 : 133,659.20 = 53,835.89 : x
  2. Step 2: Convert to fraction form
    96,859.19/133,659.20 = 53,835.89/x
  3. Step 3: Cross multiply
    96,859.19x = 133,659.20 × 53,835.89
  4. Step 4: Simplify right side
    96,859.19x = 7,195,661,051.21
  5. Step 5: Solve for x
    x = 7,195,661,051.21/96,859.19
  6. Step 6: Final answer
    x = 74,289.92

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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.