Home / 106,106.14-159,118.30-46,909.32

Finding the Fourth Proportional to 106,106.14, 159,118.30 and 46,909.32

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Solution

The fourth proportional to 106,106.14, 159,118.30 and 46,909.32 is: 70,345.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,106.14 : 159,118.30 = 46,909.32 : x
  2. Step 2: Convert to fraction form
    106,106.14/159,118.30 = 46,909.32/x
  3. Step 3: Cross multiply
    106,106.14x = 159,118.30 × 46,909.32
  4. Step 4: Simplify right side
    106,106.14x = 7,464,131,252.56
  5. Step 5: Solve for x
    x = 7,464,131,252.56/106,106.14
  6. Step 6: Final answer
    x = 70,345.89

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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.