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Finding the Fourth Proportional to 266,924.41, 368,355.67 and 146,065.72

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Solution

The fourth proportional to 266,924.41, 368,355.67 and 146,065.72 is: 201,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,924.41 : 368,355.67 = 146,065.72 : x
  2. Step 2: Convert to fraction form
    266,924.41/368,355.67 = 146,065.72/x
  3. Step 3: Cross multiply
    266,924.41x = 368,355.67 × 146,065.72
  4. Step 4: Simplify right side
    266,924.41x = 53,804,136,154.63
  5. Step 5: Solve for x
    x = 53,804,136,154.63/266,924.41
  6. Step 6: Final answer
    x = 201,570.68

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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.