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Finding the Fourth Proportional to 97,653.30, 146,479.96 and 92,666.94

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Solution

The fourth proportional to 97,653.30, 146,479.96 and 92,666.94 is: 139,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,653.30 : 146,479.96 = 92,666.94 : x
  2. Step 2: Convert to fraction form
    97,653.30/146,479.96 = 92,666.94/x
  3. Step 3: Cross multiply
    97,653.30x = 146,479.96 × 92,666.94
  4. Step 4: Simplify right side
    97,653.30x = 13,573,849,664.52
  5. Step 5: Solve for x
    x = 13,573,849,664.52/97,653.30
  6. Step 6: Final answer
    x = 139,000.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.