Home / 164,385.93-225,981.75-141,330.81

Finding the Fourth Proportional to 164,385.93, 225,981.75 and 141,330.81

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Solution

The fourth proportional to 164,385.93, 225,981.75 and 141,330.81 is: 194,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,385.93 : 225,981.75 = 141,330.81 : x
  2. Step 2: Convert to fraction form
    164,385.93/225,981.75 = 141,330.81/x
  3. Step 3: Cross multiply
    164,385.93x = 225,981.75 × 141,330.81
  4. Step 4: Simplify right side
    164,385.93x = 31,938,185,150.14
  5. Step 5: Solve for x
    x = 31,938,185,150.14/164,385.93
  6. Step 6: Final answer
    x = 194,287.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.