Home / 247,176.72-341,106.12-133,999.74

Finding the Fourth Proportional to 247,176.72, 341,106.12 and 133,999.74

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Solution

The fourth proportional to 247,176.72, 341,106.12 and 133,999.74 is: 184,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,176.72 : 341,106.12 = 133,999.74 : x
  2. Step 2: Convert to fraction form
    247,176.72/341,106.12 = 133,999.74/x
  3. Step 3: Cross multiply
    247,176.72x = 341,106.12 × 133,999.74
  4. Step 4: Simplify right side
    247,176.72x = 45,708,131,392.41
  5. Step 5: Solve for x
    x = 45,708,131,392.41/247,176.72
  6. Step 6: Final answer
    x = 184,920.86

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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.