Home / 215,537.61-297,451.08-120,044.31

Finding the Fourth Proportional to 215,537.61, 297,451.08 and 120,044.31

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Solution

The fourth proportional to 215,537.61, 297,451.08 and 120,044.31 is: 165,666.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,537.61 : 297,451.08 = 120,044.31 : x
  2. Step 2: Convert to fraction form
    215,537.61/297,451.08 = 120,044.31/x
  3. Step 3: Cross multiply
    215,537.61x = 297,451.08 × 120,044.31
  4. Step 4: Simplify right side
    215,537.61x = 35,707,309,657.35
  5. Step 5: Solve for x
    x = 35,707,309,657.35/215,537.61
  6. Step 6: Final answer
    x = 165,666.26

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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.