Home / 112,880.98-169,299.60-107,261.20

Finding the Fourth Proportional to 112,880.98, 169,299.60 and 107,261.20

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Solution

The fourth proportional to 112,880.98, 169,299.60 and 107,261.20 is: 160,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,880.98 : 169,299.60 = 107,261.20 : x
  2. Step 2: Convert to fraction form
    112,880.98/169,299.60 = 107,261.20/x
  3. Step 3: Cross multiply
    112,880.98x = 169,299.60 × 107,261.20
  4. Step 4: Simplify right side
    112,880.98x = 18,159,278,255.52
  5. Step 5: Solve for x
    x = 18,159,278,255.52/112,880.98
  6. Step 6: Final answer
    x = 160,871.02

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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.