Home / 247,861.48-342,048.20-134,684.24

Finding the Fourth Proportional to 247,861.48, 342,048.20 and 134,684.24

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Solution

The fourth proportional to 247,861.48, 342,048.20 and 134,684.24 is: 185,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,861.48 : 342,048.20 = 134,684.24 : x
  2. Step 2: Convert to fraction form
    247,861.48/342,048.20 = 134,684.24/x
  3. Step 3: Cross multiply
    247,861.48x = 342,048.20 × 134,684.24
  4. Step 4: Simplify right side
    247,861.48x = 46,068,501,860.37
  5. Step 5: Solve for x
    x = 46,068,501,860.37/247,861.48
  6. Step 6: Final answer
    x = 185,863.90

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1.5x scale

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.