Home / 132,880.32-199,346.16-42,947.24

Finding the Fourth Proportional to 132,880.32, 199,346.16 and 42,947.24

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Solution

The fourth proportional to 132,880.32, 199,346.16 and 42,947.24 is: 64,429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,880.32 : 199,346.16 = 42,947.24 : x
  2. Step 2: Convert to fraction form
    132,880.32/199,346.16 = 42,947.24/x
  3. Step 3: Cross multiply
    132,880.32x = 199,346.16 × 42,947.24
  4. Step 4: Simplify right side
    132,880.32x = 8,561,367,376.60
  5. Step 5: Solve for x
    x = 8,561,367,376.60/132,880.32
  6. Step 6: Final answer
    x = 64,429.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.