Home / 180,180.74-248,649.39-98,509.28

Finding the Fourth Proportional to 180,180.74, 248,649.39 and 98,509.28

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Solution

The fourth proportional to 180,180.74, 248,649.39 and 98,509.28 is: 135,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,180.74 : 248,649.39 = 98,509.28 : x
  2. Step 2: Convert to fraction form
    180,180.74/248,649.39 = 98,509.28/x
  3. Step 3: Cross multiply
    180,180.74x = 248,649.39 × 98,509.28
  4. Step 4: Simplify right side
    180,180.74x = 24,494,272,381.34
  5. Step 5: Solve for x
    x = 24,494,272,381.34/180,180.74
  6. Step 6: Final answer
    x = 135,942.79

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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.