Home / 220,002.08-303,602.72-119,400.16

Finding the Fourth Proportional to 220,002.08, 303,602.72 and 119,400.16

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Solution

The fourth proportional to 220,002.08, 303,602.72 and 119,400.16 is: 164,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,002.08 : 303,602.72 = 119,400.16 : x
  2. Step 2: Convert to fraction form
    220,002.08/303,602.72 = 119,400.16/x
  3. Step 3: Cross multiply
    220,002.08x = 303,602.72 × 119,400.16
  4. Step 4: Simplify right side
    220,002.08x = 36,250,213,344.44
  5. Step 5: Solve for x
    x = 36,250,213,344.44/220,002.08
  6. Step 6: Final answer
    x = 164,772.14

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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.