Home / 247,917.93-342,125.10-134,740.68

Finding the Fourth Proportional to 247,917.93, 342,125.10 and 134,740.68

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Solution

The fourth proportional to 247,917.93, 342,125.10 and 134,740.68 is: 185,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,917.93 : 342,125.10 = 134,740.68 : x
  2. Step 2: Convert to fraction form
    247,917.93/342,125.10 = 134,740.68/x
  3. Step 3: Cross multiply
    247,917.93x = 342,125.10 × 134,740.68
  4. Step 4: Simplify right side
    247,917.93x = 46,098,168,619.07
  5. Step 5: Solve for x
    x = 46,098,168,619.07/247,917.93
  6. Step 6: Final answer
    x = 185,941.25

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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.