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Finding the Fourth Proportional to 266,108.36, 367,220.40 and 158,622.98

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Solution

The fourth proportional to 266,108.36, 367,220.40 and 158,622.98 is: 218,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,108.36 : 367,220.40 = 158,622.98 : x
  2. Step 2: Convert to fraction form
    266,108.36/367,220.40 = 158,622.98/x
  3. Step 3: Cross multiply
    266,108.36x = 367,220.40 × 158,622.98
  4. Step 4: Simplify right side
    266,108.36x = 58,249,594,164.79
  5. Step 5: Solve for x
    x = 58,249,594,164.79/266,108.36
  6. Step 6: Final answer
    x = 218,894.27

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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.