Home / 114,992.01-158,669.23-105,690.62

Finding the Fourth Proportional to 114,992.01, 158,669.23 and 105,690.62

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Solution

The fourth proportional to 114,992.01, 158,669.23 and 105,690.62 is: 145,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,992.01 : 158,669.23 = 105,690.62 : x
  2. Step 2: Convert to fraction form
    114,992.01/158,669.23 = 105,690.62/x
  3. Step 3: Cross multiply
    114,992.01x = 158,669.23 × 105,690.62
  4. Step 4: Simplify right side
    114,992.01x = 16,769,849,293.62
  5. Step 5: Solve for x
    x = 16,769,849,293.62/114,992.01
  6. Step 6: Final answer
    x = 145,834.91

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1.5x scale

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.