Home / 215,253.06-297,044.59-124,612.86

Finding the Fourth Proportional to 215,253.06, 297,044.59 and 124,612.86

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Solution

The fourth proportional to 215,253.06, 297,044.59 and 124,612.86 is: 171,963.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,253.06 : 297,044.59 = 124,612.86 : x
  2. Step 2: Convert to fraction form
    215,253.06/297,044.59 = 124,612.86/x
  3. Step 3: Cross multiply
    215,253.06x = 297,044.59 × 124,612.86
  4. Step 4: Simplify right side
    215,253.06x = 37,015,575,907.43
  5. Step 5: Solve for x
    x = 37,015,575,907.43/215,253.06
  6. Step 6: Final answer
    x = 171,963.06

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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.