Home / 133,210.46-199,817.24-38,442.48

Finding the Fourth Proportional to 133,210.46, 199,817.24 and 38,442.48

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Solution

The fourth proportional to 133,210.46, 199,817.24 and 38,442.48 is: 57,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,210.46 : 199,817.24 = 38,442.48 : x
  2. Step 2: Convert to fraction form
    133,210.46/199,817.24 = 38,442.48/x
  3. Step 3: Cross multiply
    133,210.46x = 199,817.24 × 38,442.48
  4. Step 4: Simplify right side
    133,210.46x = 7,681,470,060.14
  5. Step 5: Solve for x
    x = 7,681,470,060.14/133,210.46
  6. Step 6: Final answer
    x = 57,664.17

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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.