Home / 177,751.38-245,312.10-101,293.86

Finding the Fourth Proportional to 177,751.38, 245,312.10 and 101,293.86

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Solution

The fourth proportional to 177,751.38, 245,312.10 and 101,293.86 is: 139,794.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,751.38 : 245,312.10 = 101,293.86 : x
  2. Step 2: Convert to fraction form
    177,751.38/245,312.10 = 101,293.86/x
  3. Step 3: Cross multiply
    177,751.38x = 245,312.10 × 101,293.86
  4. Step 4: Simplify right side
    177,751.38x = 24,848,609,513.71
  5. Step 5: Solve for x
    x = 24,848,609,513.71/177,751.38
  6. Step 6: Final answer
    x = 139,794.19

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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.