Home / 215,119.50-296,872.18-118,327.48

Finding the Fourth Proportional to 215,119.50, 296,872.18 and 118,327.48

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Solution

The fourth proportional to 215,119.50, 296,872.18 and 118,327.48 is: 163,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,119.50 : 296,872.18 = 118,327.48 : x
  2. Step 2: Convert to fraction form
    215,119.50/296,872.18 = 118,327.48/x
  3. Step 3: Cross multiply
    215,119.50x = 296,872.18 × 118,327.48
  4. Step 4: Simplify right side
    215,119.50x = 35,128,136,941.51
  5. Step 5: Solve for x
    x = 35,128,136,941.51/215,119.50
  6. Step 6: Final answer
    x = 163,295.92

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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.