Home / 155,155.87-214,041.86-132,735.70

Finding the Fourth Proportional to 155,155.87, 214,041.86 and 132,735.70

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Solution

The fourth proportional to 155,155.87, 214,041.86 and 132,735.70 is: 183,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,155.87 : 214,041.86 = 132,735.70 : x
  2. Step 2: Convert to fraction form
    155,155.87/214,041.86 = 132,735.70/x
  3. Step 3: Cross multiply
    155,155.87x = 214,041.86 × 132,735.70
  4. Step 4: Simplify right side
    155,155.87x = 28,410,995,452.72
  5. Step 5: Solve for x
    x = 28,410,995,452.72/155,155.87
  6. Step 6: Final answer
    x = 183,112.60

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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.