Home / 170,420.44-235,180.66-102,476.32

Finding the Fourth Proportional to 170,420.44, 235,180.66 and 102,476.32

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Solution

The fourth proportional to 170,420.44, 235,180.66 and 102,476.32 is: 141,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,420.44 : 235,180.66 = 102,476.32 : x
  2. Step 2: Convert to fraction form
    170,420.44/235,180.66 = 102,476.32/x
  3. Step 3: Cross multiply
    170,420.44x = 235,180.66 × 102,476.32
  4. Step 4: Simplify right side
    170,420.44x = 24,100,448,571.97
  5. Step 5: Solve for x
    x = 24,100,448,571.97/170,420.44
  6. Step 6: Final answer
    x = 141,417.59

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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.