Home / 247,848.37-342,032.85-134,671.12

Finding the Fourth Proportional to 247,848.37, 342,032.85 and 134,671.12

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Solution

The fourth proportional to 247,848.37, 342,032.85 and 134,671.12 is: 185,847.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,848.37 : 342,032.85 = 134,671.12 : x
  2. Step 2: Convert to fraction form
    247,848.37/342,032.85 = 134,671.12/x
  3. Step 3: Cross multiply
    247,848.37x = 342,032.85 × 134,671.12
  4. Step 4: Simplify right side
    247,848.37x = 46,061,946,986.29
  5. Step 5: Solve for x
    x = 46,061,946,986.29/247,848.37
  6. Step 6: Final answer
    x = 185,847.29

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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.