Home / 214,778.90-296,427.18-154,548.92

Finding the Fourth Proportional to 214,778.90, 296,427.18 and 154,548.92

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Solution

The fourth proportional to 214,778.90, 296,427.18 and 154,548.92 is: 213,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,778.90 : 296,427.18 = 154,548.92 : x
  2. Step 2: Convert to fraction form
    214,778.90/296,427.18 = 154,548.92/x
  3. Step 3: Cross multiply
    214,778.90x = 296,427.18 × 154,548.92
  4. Step 4: Simplify right side
    214,778.90x = 45,812,499,045.51
  5. Step 5: Solve for x
    x = 45,812,499,045.51/214,778.90
  6. Step 6: Final answer
    x = 213,300.75

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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.