Home / 170,466.60-255,784.32-125,376.72

Finding the Fourth Proportional to 170,466.60, 255,784.32 and 125,376.72

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Solution

The fourth proportional to 170,466.60, 255,784.32 and 125,376.72 is: 188,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,466.60 : 255,784.32 = 125,376.72 : x
  2. Step 2: Convert to fraction form
    170,466.60/255,784.32 = 125,376.72/x
  3. Step 3: Cross multiply
    170,466.60x = 255,784.32 × 125,376.72
  4. Step 4: Simplify right side
    170,466.60x = 32,069,399,069.03
  5. Step 5: Solve for x
    x = 32,069,399,069.03/170,466.60
  6. Step 6: Final answer
    x = 188,127.17

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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.