Home / 106,290.86-159,455.91-43,966.22

Finding the Fourth Proportional to 106,290.86, 159,455.91 and 43,966.22

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Solution

The fourth proportional to 106,290.86, 159,455.91 and 43,966.22 is: 65,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,290.86 : 159,455.91 = 43,966.22 : x
  2. Step 2: Convert to fraction form
    106,290.86/159,455.91 = 43,966.22/x
  3. Step 3: Cross multiply
    106,290.86x = 159,455.91 × 43,966.22
  4. Step 4: Simplify right side
    106,290.86x = 7,010,673,619.36
  5. Step 5: Solve for x
    x = 7,010,673,619.36/106,290.86
  6. Step 6: Final answer
    x = 65,957.45

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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.