Home / 96,472.28-143,852.95-90,037.64

Finding the Fourth Proportional to 96,472.28, 143,852.95 and 90,037.64

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Solution

The fourth proportional to 96,472.28, 143,852.95 and 90,037.64 is: 134,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,472.28 : 143,852.95 = 90,037.64 : x
  2. Step 2: Convert to fraction form
    96,472.28/143,852.95 = 90,037.64/x
  3. Step 3: Cross multiply
    96,472.28x = 143,852.95 × 90,037.64
  4. Step 4: Simplify right side
    96,472.28x = 12,952,180,125.04
  5. Step 5: Solve for x
    x = 12,952,180,125.04/96,472.28
  6. Step 6: Final answer
    x = 134,258.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.