Home / 155,746.89-214,947.54-95,358.15

Finding the Fourth Proportional to 155,746.89, 214,947.54 and 95,358.15

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Solution

The fourth proportional to 155,746.89, 214,947.54 and 95,358.15 is: 131,604.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,746.89 : 214,947.54 = 95,358.15 : x
  2. Step 2: Convert to fraction form
    155,746.89/214,947.54 = 95,358.15/x
  3. Step 3: Cross multiply
    155,746.89x = 214,947.54 × 95,358.15
  4. Step 4: Simplify right side
    155,746.89x = 20,496,999,761.45
  5. Step 5: Solve for x
    x = 20,496,999,761.45/155,746.89
  6. Step 6: Final answer
    x = 131,604.55

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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.