Home / 232,088.40-320,220.78-133,947.24

Finding the Fourth Proportional to 232,088.40, 320,220.78 and 133,947.24

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Solution

The fourth proportional to 232,088.40, 320,220.78 and 133,947.24 is: 184,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,088.40 : 320,220.78 = 133,947.24 : x
  2. Step 2: Convert to fraction form
    232,088.40/320,220.78 = 133,947.24/x
  3. Step 3: Cross multiply
    232,088.40x = 320,220.78 × 133,947.24
  4. Step 4: Simplify right side
    232,088.40x = 42,892,689,671.65
  5. Step 5: Solve for x
    x = 42,892,689,671.65/232,088.40
  6. Step 6: Final answer
    x = 184,811.86

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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.