Home / 149,585.55-206,008.15-146,319.63

Finding the Fourth Proportional to 149,585.55, 206,008.15 and 146,319.63

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Solution

The fourth proportional to 149,585.55, 206,008.15 and 146,319.63 is: 201,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,585.55 : 206,008.15 = 146,319.63 : x
  2. Step 2: Convert to fraction form
    149,585.55/206,008.15 = 146,319.63/x
  3. Step 3: Cross multiply
    149,585.55x = 206,008.15 × 146,319.63
  4. Step 4: Simplify right side
    149,585.55x = 30,143,035,553.39
  5. Step 5: Solve for x
    x = 30,143,035,553.39/149,585.55
  6. Step 6: Final answer
    x = 201,510.34

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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.