Home / 146,920.68-220,381.02-96,989.07

Finding the Fourth Proportional to 146,920.68, 220,381.02 and 96,989.07

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Solution

The fourth proportional to 146,920.68, 220,381.02 and 96,989.07 is: 145,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,920.68 : 220,381.02 = 96,989.07 : x
  2. Step 2: Convert to fraction form
    146,920.68/220,381.02 = 96,989.07/x
  3. Step 3: Cross multiply
    146,920.68x = 220,381.02 × 96,989.07
  4. Step 4: Simplify right side
    146,920.68x = 21,374,550,175.45
  5. Step 5: Solve for x
    x = 21,374,550,175.45/146,920.68
  6. Step 6: Final answer
    x = 145,483.61

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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.