Home / 266,473.85-367,733.18-145,615.91

Finding the Fourth Proportional to 266,473.85, 367,733.18 and 145,615.91

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Solution

The fourth proportional to 266,473.85, 367,733.18 and 145,615.91 is: 200,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,473.85 : 367,733.18 = 145,615.91 : x
  2. Step 2: Convert to fraction form
    266,473.85/367,733.18 = 145,615.91/x
  3. Step 3: Cross multiply
    266,473.85x = 367,733.18 × 145,615.91
  4. Step 4: Simplify right side
    266,473.85x = 53,547,800,914.81
  5. Step 5: Solve for x
    x = 53,547,800,914.81/266,473.85
  6. Step 6: Final answer
    x = 200,949.55

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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.