Home / 235,143.04-324,459.48-144,469.84

Finding the Fourth Proportional to 235,143.04, 324,459.48 and 144,469.84

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Solution

The fourth proportional to 235,143.04, 324,459.48 and 144,469.84 is: 199,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,143.04 : 324,459.48 = 144,469.84 : x
  2. Step 2: Convert to fraction form
    235,143.04/324,459.48 = 144,469.84/x
  3. Step 3: Cross multiply
    235,143.04x = 324,459.48 × 144,469.84
  4. Step 4: Simplify right side
    235,143.04x = 46,874,609,162.08
  5. Step 5: Solve for x
    x = 46,874,609,162.08/235,143.04
  6. Step 6: Final answer
    x = 199,345.08

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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.