Home / 215,937.93-297,995.39-119,141.79

Finding the Fourth Proportional to 215,937.93, 297,995.39 and 119,141.79

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Solution

The fourth proportional to 215,937.93, 297,995.39 and 119,141.79 is: 164,416.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,937.93 : 297,995.39 = 119,141.79 : x
  2. Step 2: Convert to fraction form
    215,937.93/297,995.39 = 119,141.79/x
  3. Step 3: Cross multiply
    215,937.93x = 297,995.39 × 119,141.79
  4. Step 4: Simplify right side
    215,937.93x = 35,503,703,580.64
  5. Step 5: Solve for x
    x = 35,503,703,580.64/215,937.93
  6. Step 6: Final answer
    x = 164,416.24

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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.