Home / 220,346.12-304,077.64-119,744.12

Finding the Fourth Proportional to 220,346.12, 304,077.64 and 119,744.12

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Solution

The fourth proportional to 220,346.12, 304,077.64 and 119,744.12 is: 165,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,346.12 : 304,077.64 = 119,744.12 : x
  2. Step 2: Convert to fraction form
    220,346.12/304,077.64 = 119,744.12/x
  3. Step 3: Cross multiply
    220,346.12x = 304,077.64 × 119,744.12
  4. Step 4: Simplify right side
    220,346.12x = 36,411,509,413.48
  5. Step 5: Solve for x
    x = 36,411,509,413.48/220,346.12
  6. Step 6: Final answer
    x = 165,246.88

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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.