Home / 215,252.56-297,043.90-124,612.36

Finding the Fourth Proportional to 215,252.56, 297,043.90 and 124,612.36

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Solution

The fourth proportional to 215,252.56, 297,043.90 and 124,612.36 is: 171,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,252.56 : 297,043.90 = 124,612.36 : x
  2. Step 2: Convert to fraction form
    215,252.56/297,043.90 = 124,612.36/x
  3. Step 3: Cross multiply
    215,252.56x = 297,043.90 × 124,612.36
  4. Step 4: Simplify right side
    215,252.56x = 37,015,341,402.60
  5. Step 5: Solve for x
    x = 37,015,341,402.60/215,252.56
  6. Step 6: Final answer
    x = 171,962.37

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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.