Home / 220,140.10-303,792.96-119,538.10

Finding the Fourth Proportional to 220,140.10, 303,792.96 and 119,538.10

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Solution

The fourth proportional to 220,140.10, 303,792.96 and 119,538.10 is: 164,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,140.10 : 303,792.96 = 119,538.10 : x
  2. Step 2: Convert to fraction form
    220,140.10/303,792.96 = 119,538.10/x
  3. Step 3: Cross multiply
    220,140.10x = 303,792.96 × 119,538.10
  4. Step 4: Simplify right side
    220,140.10x = 36,314,833,231.78
  5. Step 5: Solve for x
    x = 36,314,833,231.78/220,140.10
  6. Step 6: Final answer
    x = 164,962.37

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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.