Home / 215,848.92-297,900.81-124,004.10

Finding the Fourth Proportional to 215,848.92, 297,900.81 and 124,004.10

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Solution

The fourth proportional to 215,848.92, 297,900.81 and 124,004.10 is: 171,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,848.92 : 297,900.81 = 124,004.10 : x
  2. Step 2: Convert to fraction form
    215,848.92/297,900.81 = 124,004.10/x
  3. Step 3: Cross multiply
    215,848.92x = 297,900.81 × 124,004.10
  4. Step 4: Simplify right side
    215,848.92x = 36,940,921,833.32
  5. Step 5: Solve for x
    x = 36,940,921,833.32/215,848.92
  6. Step 6: Final answer
    x = 171,142.49

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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.