Home / 178,062.34-245,725.20-96,390.64

Finding the Fourth Proportional to 178,062.34, 245,725.20 and 96,390.64

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Solution

The fourth proportional to 178,062.34, 245,725.20 and 96,390.64 is: 133,018.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,062.34 : 245,725.20 = 96,390.64 : x
  2. Step 2: Convert to fraction form
    178,062.34/245,725.20 = 96,390.64/x
  3. Step 3: Cross multiply
    178,062.34x = 245,725.20 × 96,390.64
  4. Step 4: Simplify right side
    178,062.34x = 23,685,609,292.13
  5. Step 5: Solve for x
    x = 23,685,609,292.13/178,062.34
  6. Step 6: Final answer
    x = 133,018.63

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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.