Home / 170,218.78-255,273.28-56,345.34

Finding the Fourth Proportional to 170,218.78, 255,273.28 and 56,345.34

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Solution

The fourth proportional to 170,218.78, 255,273.28 and 56,345.34 is: 84,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,218.78 : 255,273.28 = 56,345.34 : x
  2. Step 2: Convert to fraction form
    170,218.78/255,273.28 = 56,345.34/x
  3. Step 3: Cross multiply
    170,218.78x = 255,273.28 × 56,345.34
  4. Step 4: Simplify right side
    170,218.78x = 14,383,459,754.52
  5. Step 5: Solve for x
    x = 14,383,459,754.52/170,218.78
  6. Step 6: Final answer
    x = 84,499.84

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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.