Home / 220,817.16-331,301.34-94,405.32

Finding the Fourth Proportional to 220,817.16, 331,301.34 and 94,405.32

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Solution

The fourth proportional to 220,817.16, 331,301.34 and 94,405.32 is: 141,640.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,817.16 : 331,301.34 = 94,405.32 : x
  2. Step 2: Convert to fraction form
    220,817.16/331,301.34 = 94,405.32/x
  3. Step 3: Cross multiply
    220,817.16x = 331,301.34 × 94,405.32
  4. Step 4: Simplify right side
    220,817.16x = 31,276,609,019.13
  5. Step 5: Solve for x
    x = 31,276,609,019.13/220,817.16
  6. Step 6: Final answer
    x = 141,640.30

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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.