Home / 95,733.86-143,287.74-70,426.64

Finding the Fourth Proportional to 95,733.86, 143,287.74 and 70,426.64

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Solution

The fourth proportional to 95,733.86, 143,287.74 and 70,426.64 is: 105,409.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,733.86 : 143,287.74 = 70,426.64 : x
  2. Step 2: Convert to fraction form
    95,733.86/143,287.74 = 70,426.64/x
  3. Step 3: Cross multiply
    95,733.86x = 143,287.74 × 70,426.64
  4. Step 4: Simplify right side
    95,733.86x = 10,091,274,081.39
  5. Step 5: Solve for x
    x = 10,091,274,081.39/95,733.86
  6. Step 6: Final answer
    x = 105,409.66

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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.