Home / 170,303.32-235,008.66-125,170.84

Finding the Fourth Proportional to 170,303.32, 235,008.66 and 125,170.84

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Solution

The fourth proportional to 170,303.32, 235,008.66 and 125,170.84 is: 172,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,303.32 : 235,008.66 = 125,170.84 : x
  2. Step 2: Convert to fraction form
    170,303.32/235,008.66 = 125,170.84/x
  3. Step 3: Cross multiply
    170,303.32x = 235,008.66 × 125,170.84
  4. Step 4: Simplify right side
    170,303.32x = 29,416,231,379.47
  5. Step 5: Solve for x
    x = 29,416,231,379.47/170,303.32
  6. Step 6: Final answer
    x = 172,728.47

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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.