Home / 255,251.79-352,222.02-147,856.32

Finding the Fourth Proportional to 255,251.79, 352,222.02 and 147,856.32

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Solution

The fourth proportional to 255,251.79, 352,222.02 and 147,856.32 is: 204,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,251.79 : 352,222.02 = 147,856.32 : x
  2. Step 2: Convert to fraction form
    255,251.79/352,222.02 = 147,856.32/x
  3. Step 3: Cross multiply
    255,251.79x = 352,222.02 × 147,856.32
  4. Step 4: Simplify right side
    255,251.79x = 52,078,251,700.17
  5. Step 5: Solve for x
    x = 52,078,251,700.17/255,251.79
  6. Step 6: Final answer
    x = 204,026.98

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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.