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Finding the Fourth Proportional to 266,365.62, 367,595.73 and 153,188.46

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Solution

The fourth proportional to 266,365.62, 367,595.73 and 153,188.46 is: 211,406.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,365.62 : 367,595.73 = 153,188.46 : x
  2. Step 2: Convert to fraction form
    266,365.62/367,595.73 = 153,188.46/x
  3. Step 3: Cross multiply
    266,365.62x = 367,595.73 × 153,188.46
  4. Step 4: Simplify right side
    266,365.62x = 56,311,423,781.28
  5. Step 5: Solve for x
    x = 56,311,423,781.28/266,365.62
  6. Step 6: Final answer
    x = 211,406.50

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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.