Home / 202,330.40-303,495.60-149,186.30

Finding the Fourth Proportional to 202,330.40, 303,495.60 and 149,186.30

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Solution

The fourth proportional to 202,330.40, 303,495.60 and 149,186.30 is: 223,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,330.40 : 303,495.60 = 149,186.30 : x
  2. Step 2: Convert to fraction form
    202,330.40/303,495.60 = 149,186.30/x
  3. Step 3: Cross multiply
    202,330.40x = 303,495.60 × 149,186.30
  4. Step 4: Simplify right side
    202,330.40x = 45,277,385,630.28
  5. Step 5: Solve for x
    x = 45,277,385,630.28/202,330.40
  6. Step 6: Final answer
    x = 223,779.45

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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.