Home / 179,228.28-247,324.14-103,762.20

Finding the Fourth Proportional to 179,228.28, 247,324.14 and 103,762.20

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Solution

The fourth proportional to 179,228.28, 247,324.14 and 103,762.20 is: 143,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,228.28 : 247,324.14 = 103,762.20 : x
  2. Step 2: Convert to fraction form
    179,228.28/247,324.14 = 103,762.20/x
  3. Step 3: Cross multiply
    179,228.28x = 247,324.14 × 103,762.20
  4. Step 4: Simplify right side
    179,228.28x = 25,662,896,879.51
  5. Step 5: Solve for x
    x = 25,662,896,879.51/179,228.28
  6. Step 6: Final answer
    x = 143,185.53

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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.