Home / 266,622.18-367,887.84-157,743.60

Finding the Fourth Proportional to 266,622.18, 367,887.84 and 157,743.60

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Solution

The fourth proportional to 266,622.18, 367,887.84 and 157,743.60 is: 217,656.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,622.18 : 367,887.84 = 157,743.60 : x
  2. Step 2: Convert to fraction form
    266,622.18/367,887.84 = 157,743.60/x
  3. Step 3: Cross multiply
    266,622.18x = 367,887.84 × 157,743.60
  4. Step 4: Simplify right side
    266,622.18x = 58,031,952,277.82
  5. Step 5: Solve for x
    x = 58,031,952,277.82/266,622.18
  6. Step 6: Final answer
    x = 217,656.13

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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.