Home / 178,529.16-246,146.07-130,699.47

Finding the Fourth Proportional to 178,529.16, 246,146.07 and 130,699.47

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Solution

The fourth proportional to 178,529.16, 246,146.07 and 130,699.47 is: 180,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,529.16 : 246,146.07 = 130,699.47 : x
  2. Step 2: Convert to fraction form
    178,529.16/246,146.07 = 130,699.47/x
  3. Step 3: Cross multiply
    178,529.16x = 246,146.07 × 130,699.47
  4. Step 4: Simplify right side
    178,529.16x = 32,171,160,891.58
  5. Step 5: Solve for x
    x = 32,171,160,891.58/178,529.16
  6. Step 6: Final answer
    x = 180,201.16

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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.