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Finding the Fourth Proportional to 375,586.90, 563,400.87 and 95,106.58

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Solution

The fourth proportional to 375,586.90, 563,400.87 and 95,106.58 is: 142,665.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,586.90 : 563,400.87 = 95,106.58 : x
  2. Step 2: Convert to fraction form
    375,586.90/563,400.87 = 95,106.58/x
  3. Step 3: Cross multiply
    375,586.90x = 563,400.87 × 95,106.58
  4. Step 4: Simplify right side
    375,586.90x = 53,583,128,149.57
  5. Step 5: Solve for x
    x = 53,583,128,149.57/375,586.90
  6. Step 6: Final answer
    x = 142,665.06

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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.