Home / 247,939.56-342,154.89-134,762.31

Finding the Fourth Proportional to 247,939.56, 342,154.89 and 134,762.31

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Solution

The fourth proportional to 247,939.56, 342,154.89 and 134,762.31 is: 185,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,939.56 : 342,154.89 = 134,762.31 : x
  2. Step 2: Convert to fraction form
    247,939.56/342,154.89 = 134,762.31/x
  3. Step 3: Cross multiply
    247,939.56x = 342,154.89 × 134,762.31
  4. Step 4: Simplify right side
    247,939.56x = 46,109,583,354.20
  5. Step 5: Solve for x
    x = 46,109,583,354.20/247,939.56
  6. Step 6: Final answer
    x = 185,971.06

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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.