Home / 135,454.92-186,925.32-75,025.37

Finding the Fourth Proportional to 135,454.92, 186,925.32 and 75,025.37

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Solution

The fourth proportional to 135,454.92, 186,925.32 and 75,025.37 is: 103,533.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,454.92 : 186,925.32 = 75,025.37 : x
  2. Step 2: Convert to fraction form
    135,454.92/186,925.32 = 75,025.37/x
  3. Step 3: Cross multiply
    135,454.92x = 186,925.32 × 75,025.37
  4. Step 4: Simplify right side
    135,454.92x = 14,024,140,360.74
  5. Step 5: Solve for x
    x = 14,024,140,360.74/135,454.92
  6. Step 6: Final answer
    x = 103,533.64

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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.