Home / 214,950.72-296,539.98-134,238.12

Finding the Fourth Proportional to 214,950.72, 296,539.98 and 134,238.12

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Solution

The fourth proportional to 214,950.72, 296,539.98 and 134,238.12 is: 185,191.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,950.72 : 296,539.98 = 134,238.12 : x
  2. Step 2: Convert to fraction form
    214,950.72/296,539.98 = 134,238.12/x
  3. Step 3: Cross multiply
    214,950.72x = 296,539.98 × 134,238.12
  4. Step 4: Simplify right side
    214,950.72x = 39,806,969,420.04
  5. Step 5: Solve for x
    x = 39,806,969,420.04/214,950.72
  6. Step 6: Final answer
    x = 185,191.14

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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.