Home / 247,879.02-342,071.42-134,701.76

Finding the Fourth Proportional to 247,879.02, 342,071.42 and 134,701.76

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Solution

The fourth proportional to 247,879.02, 342,071.42 and 134,701.76 is: 185,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,879.02 : 342,071.42 = 134,701.76 : x
  2. Step 2: Convert to fraction form
    247,879.02/342,071.42 = 134,701.76/x
  3. Step 3: Cross multiply
    247,879.02x = 342,071.42 × 134,701.76
  4. Step 4: Simplify right side
    247,879.02x = 46,077,622,319.70
  5. Step 5: Solve for x
    x = 46,077,622,319.70/247,879.02
  6. Step 6: Final answer
    x = 185,887.54

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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.