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Finding the Fourth Proportional to 344,091.04, 516,019.84 and 119,392.16

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Solution

The fourth proportional to 344,091.04, 516,019.84 and 119,392.16 is: 179,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,091.04 : 516,019.84 = 119,392.16 : x
  2. Step 2: Convert to fraction form
    344,091.04/516,019.84 = 119,392.16/x
  3. Step 3: Cross multiply
    344,091.04x = 516,019.84 × 119,392.16
  4. Step 4: Simplify right side
    344,091.04x = 61,608,723,300.45
  5. Step 5: Solve for x
    x = 61,608,723,300.45/344,091.04
  6. Step 6: Final answer
    x = 179,047.74

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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.