Home / 134,543.20-201,814.80-133,765.60

Finding the Fourth Proportional to 134,543.20, 201,814.80 and 133,765.60

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Solution

The fourth proportional to 134,543.20, 201,814.80 and 133,765.60 is: 200,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,543.20 : 201,814.80 = 133,765.60 : x
  2. Step 2: Convert to fraction form
    134,543.20/201,814.80 = 133,765.60/x
  3. Step 3: Cross multiply
    134,543.20x = 201,814.80 × 133,765.60
  4. Step 4: Simplify right side
    134,543.20x = 26,995,877,810.88
  5. Step 5: Solve for x
    x = 26,995,877,810.88/134,543.20
  6. Step 6: Final answer
    x = 200,648.40

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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.