Home / 156,719.11-235,095.07-51,546.28

Finding the Fourth Proportional to 156,719.11, 235,095.07 and 51,546.28

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Solution

The fourth proportional to 156,719.11, 235,095.07 and 51,546.28 is: 77,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,719.11 : 235,095.07 = 51,546.28 : x
  2. Step 2: Convert to fraction form
    156,719.11/235,095.07 = 51,546.28/x
  3. Step 3: Cross multiply
    156,719.11x = 235,095.07 × 51,546.28
  4. Step 4: Simplify right side
    156,719.11x = 12,118,276,304.84
  5. Step 5: Solve for x
    x = 12,118,276,304.84/156,719.11
  6. Step 6: Final answer
    x = 77,324.82

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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.