Home / 189,146.52-282,883.20-168,233.28

Finding the Fourth Proportional to 189,146.52, 282,883.20 and 168,233.28

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Solution

The fourth proportional to 189,146.52, 282,883.20 and 168,233.28 is: 251,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,146.52 : 282,883.20 = 168,233.28 : x
  2. Step 2: Convert to fraction form
    189,146.52/282,883.20 = 168,233.28/x
  3. Step 3: Cross multiply
    189,146.52x = 282,883.20 × 168,233.28
  4. Step 4: Simplify right side
    189,146.52x = 47,590,368,592.90
  5. Step 5: Solve for x
    x = 47,590,368,592.90/189,146.52
  6. Step 6: Final answer
    x = 251,605.84

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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.