Home / 106,234.04-159,313.86-31,334.28

Finding the Fourth Proportional to 106,234.04, 159,313.86 and 31,334.28

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Solution

The fourth proportional to 106,234.04, 159,313.86 and 31,334.28 is: 46,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,234.04 : 159,313.86 = 31,334.28 : x
  2. Step 2: Convert to fraction form
    106,234.04/159,313.86 = 31,334.28/x
  3. Step 3: Cross multiply
    106,234.04x = 159,313.86 × 31,334.28
  4. Step 4: Simplify right side
    106,234.04x = 4,991,985,097.12
  5. Step 5: Solve for x
    x = 4,991,985,097.12/106,234.04
  6. Step 6: Final answer
    x = 46,990.45

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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.