Home / 112,838.16-169,223.15-33,931.44

Finding the Fourth Proportional to 112,838.16, 169,223.15 and 33,931.44

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Solution

The fourth proportional to 112,838.16, 169,223.15 and 33,931.44 is: 50,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,838.16 : 169,223.15 = 33,931.44 : x
  2. Step 2: Convert to fraction form
    112,838.16/169,223.15 = 33,931.44/x
  3. Step 3: Cross multiply
    112,838.16x = 169,223.15 × 33,931.44
  4. Step 4: Simplify right side
    112,838.16x = 5,741,984,399.55
  5. Step 5: Solve for x
    x = 5,741,984,399.55/112,838.16
  6. Step 6: Final answer
    x = 50,886.90

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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.