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Finding the Fourth Proportional to 266,926.91, 368,359.11 and 146,068.22

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Solution

The fourth proportional to 266,926.91, 368,359.11 and 146,068.22 is: 201,574.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,926.91 : 368,359.11 = 146,068.22 : x
  2. Step 2: Convert to fraction form
    266,926.91/368,359.11 = 146,068.22/x
  3. Step 3: Cross multiply
    266,926.91x = 368,359.11 × 146,068.22
  4. Step 4: Simplify right side
    266,926.91x = 53,805,559,518.48
  5. Step 5: Solve for x
    x = 53,805,559,518.48/266,926.91
  6. Step 6: Final answer
    x = 201,574.13

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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.