Home / 215,346.72-297,133.32-124,697.44

Finding the Fourth Proportional to 215,346.72, 297,133.32 and 124,697.44

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Solution

The fourth proportional to 215,346.72, 297,133.32 and 124,697.44 is: 172,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,346.72 : 297,133.32 = 124,697.44 : x
  2. Step 2: Convert to fraction form
    215,346.72/297,133.32 = 124,697.44/x
  3. Step 3: Cross multiply
    215,346.72x = 297,133.32 × 124,697.44
  4. Step 4: Simplify right side
    215,346.72x = 37,051,764,342.70
  5. Step 5: Solve for x
    x = 37,051,764,342.70/215,346.72
  6. Step 6: Final answer
    x = 172,056.32

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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.