Home / 266,613.93-367,931.61-159,193.35

Finding the Fourth Proportional to 266,613.93, 367,931.61 and 159,193.35

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Solution

The fourth proportional to 266,613.93, 367,931.61 and 159,193.35 is: 219,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,613.93 : 367,931.61 = 159,193.35 : x
  2. Step 2: Convert to fraction form
    266,613.93/367,931.61 = 159,193.35/x
  3. Step 3: Cross multiply
    266,613.93x = 367,931.61 × 159,193.35
  4. Step 4: Simplify right side
    266,613.93x = 58,572,265,566.79
  5. Step 5: Solve for x
    x = 58,572,265,566.79/266,613.93
  6. Step 6: Final answer
    x = 219,689.44

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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.