Home / 146,004.40-218,812.20-104,402.80

Finding the Fourth Proportional to 146,004.40, 218,812.20 and 104,402.80

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Solution

The fourth proportional to 146,004.40, 218,812.20 and 104,402.80 is: 156,465.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,004.40 : 218,812.20 = 104,402.80 : x
  2. Step 2: Convert to fraction form
    146,004.40/218,812.20 = 104,402.80/x
  3. Step 3: Cross multiply
    146,004.40x = 218,812.20 × 104,402.80
  4. Step 4: Simplify right side
    146,004.40x = 22,844,606,354.16
  5. Step 5: Solve for x
    x = 22,844,606,354.16/146,004.40
  6. Step 6: Final answer
    x = 156,465.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.