Home / 179,208.12-247,328.46-103,759.32

Finding the Fourth Proportional to 179,208.12, 247,328.46 and 103,759.32

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Solution

The fourth proportional to 179,208.12, 247,328.46 and 103,759.32 is: 143,200.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,208.12 : 247,328.46 = 103,759.32 : x
  2. Step 2: Convert to fraction form
    179,208.12/247,328.46 = 103,759.32/x
  3. Step 3: Cross multiply
    179,208.12x = 247,328.46 × 103,759.32
  4. Step 4: Simplify right side
    179,208.12x = 25,662,632,826.25
  5. Step 5: Solve for x
    x = 25,662,632,826.25/179,208.12
  6. Step 6: Final answer
    x = 143,200.17

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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.