Home / 134,230.64-201,220.20-45,421.97

Finding the Fourth Proportional to 134,230.64, 201,220.20 and 45,421.97

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Solution

The fourth proportional to 134,230.64, 201,220.20 and 45,421.97 is: 68,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,230.64 : 201,220.20 = 45,421.97 : x
  2. Step 2: Convert to fraction form
    134,230.64/201,220.20 = 45,421.97/x
  3. Step 3: Cross multiply
    134,230.64x = 201,220.20 × 45,421.97
  4. Step 4: Simplify right side
    134,230.64x = 9,139,816,881.69
  5. Step 5: Solve for x
    x = 9,139,816,881.69/134,230.64
  6. Step 6: Final answer
    x = 68,090.39

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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.