Home / 121,116.03-181,683.36-36,883.32

Finding the Fourth Proportional to 121,116.03, 181,683.36 and 36,883.32

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Solution

The fourth proportional to 121,116.03, 181,683.36 and 36,883.32 is: 55,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,116.03 : 181,683.36 = 36,883.32 : x
  2. Step 2: Convert to fraction form
    121,116.03/181,683.36 = 36,883.32/x
  3. Step 3: Cross multiply
    121,116.03x = 181,683.36 × 36,883.32
  4. Step 4: Simplify right side
    121,116.03x = 6,701,085,505.56
  5. Step 5: Solve for x
    x = 6,701,085,505.56/121,116.03
  6. Step 6: Final answer
    x = 55,327.82

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1.5x scale

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.