Home / 164,719.87-227,143.70-140,925.31

Finding the Fourth Proportional to 164,719.87, 227,143.70 and 140,925.31

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Solution

The fourth proportional to 164,719.87, 227,143.70 and 140,925.31 is: 194,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,719.87 : 227,143.70 = 140,925.31 : x
  2. Step 2: Convert to fraction form
    164,719.87/227,143.70 = 140,925.31/x
  3. Step 3: Cross multiply
    164,719.87x = 227,143.70 × 140,925.31
  4. Step 4: Simplify right side
    164,719.87x = 32,010,296,337.05
  5. Step 5: Solve for x
    x = 32,010,296,337.05/164,719.87
  6. Step 6: Final answer
    x = 194,331.72

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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.