Home / 170,284.32-255,164.04-75,499.74

Finding the Fourth Proportional to 170,284.32, 255,164.04 and 75,499.74

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Solution

The fourth proportional to 170,284.32, 255,164.04 and 75,499.74 is: 113,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,284.32 : 255,164.04 = 75,499.74 : x
  2. Step 2: Convert to fraction form
    170,284.32/255,164.04 = 75,499.74/x
  3. Step 3: Cross multiply
    170,284.32x = 255,164.04 × 75,499.74
  4. Step 4: Simplify right side
    170,284.32x = 19,264,818,677.35
  5. Step 5: Solve for x
    x = 19,264,818,677.35/170,284.32
  6. Step 6: Final answer
    x = 113,133.25

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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.