Home / 215,199.24-296,963.16-118,401.26

Finding the Fourth Proportional to 215,199.24, 296,963.16 and 118,401.26

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Solution

The fourth proportional to 215,199.24, 296,963.16 and 118,401.26 is: 163,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,199.24 : 296,963.16 = 118,401.26 : x
  2. Step 2: Convert to fraction form
    215,199.24/296,963.16 = 118,401.26/x
  3. Step 3: Cross multiply
    215,199.24x = 296,963.16 × 118,401.26
  4. Step 4: Simplify right side
    215,199.24x = 35,160,812,317.58
  5. Step 5: Solve for x
    x = 35,160,812,317.58/215,199.24
  6. Step 6: Final answer
    x = 163,387.25

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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.