Home / 106,458.19-159,662.68-31,560.27

Finding the Fourth Proportional to 106,458.19, 159,662.68 and 31,560.27

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Solution

The fourth proportional to 106,458.19, 159,662.68 and 31,560.27 is: 47,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,458.19 : 159,662.68 = 31,560.27 : x
  2. Step 2: Convert to fraction form
    106,458.19/159,662.68 = 31,560.27/x
  3. Step 3: Cross multiply
    106,458.19x = 159,662.68 × 31,560.27
  4. Step 4: Simplify right side
    106,458.19x = 5,038,997,289.72
  5. Step 5: Solve for x
    x = 5,038,997,289.72/106,458.19
  6. Step 6: Final answer
    x = 47,333.11

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1.5x scale

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.