Home / 266,031.11-367,130.75-145,180.22

Finding the Fourth Proportional to 266,031.11, 367,130.75 and 145,180.22

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Solution

The fourth proportional to 266,031.11, 367,130.75 and 145,180.22 is: 200,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,031.11 : 367,130.75 = 145,180.22 : x
  2. Step 2: Convert to fraction form
    266,031.11/367,130.75 = 145,180.22/x
  3. Step 3: Cross multiply
    266,031.11x = 367,130.75 × 145,180.22
  4. Step 4: Simplify right side
    266,031.11x = 53,300,120,492.21
  5. Step 5: Solve for x
    x = 53,300,120,492.21/266,031.11
  6. Step 6: Final answer
    x = 200,352.96

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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.