Home / 291,069.36-401,675.04-163,744.92

Finding the Fourth Proportional to 291,069.36, 401,675.04 and 163,744.92

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Solution

The fourth proportional to 291,069.36, 401,675.04 and 163,744.92 is: 225,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,069.36 : 401,675.04 = 163,744.92 : x
  2. Step 2: Convert to fraction form
    291,069.36/401,675.04 = 163,744.92/x
  3. Step 3: Cross multiply
    291,069.36x = 401,675.04 × 163,744.92
  4. Step 4: Simplify right side
    291,069.36x = 65,772,247,290.80
  5. Step 5: Solve for x
    x = 65,772,247,290.80/291,069.36
  6. Step 6: Final answer
    x = 225,967.61

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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.