Home / 170,367.90-255,670.43-70,528.61

Finding the Fourth Proportional to 170,367.90, 255,670.43 and 70,528.61

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Solution

The fourth proportional to 170,367.90, 255,670.43 and 70,528.61 is: 105,842.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,367.90 : 255,670.43 = 70,528.61 : x
  2. Step 2: Convert to fraction form
    170,367.90/255,670.43 = 70,528.61/x
  3. Step 3: Cross multiply
    170,367.90x = 255,670.43 × 70,528.61
  4. Step 4: Simplify right side
    170,367.90x = 18,032,080,332.54
  5. Step 5: Solve for x
    x = 18,032,080,332.54/170,367.90
  6. Step 6: Final answer
    x = 105,842.01

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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.