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Finding the Fourth Proportional to 375,572.19, 563,450.58 and 109,335

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Solution

The fourth proportional to 375,572.19, 563,450.58 and 109,335 is: 164,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,572.19 : 563,450.58 = 109,335 : x
  2. Step 2: Convert to fraction form
    375,572.19/563,450.58 = 109,335/x
  3. Step 3: Cross multiply
    375,572.19x = 563,450.58 × 109,335
  4. Step 4: Simplify right side
    375,572.19x = 61,604,869,164.30
  5. Step 5: Solve for x
    x = 61,604,869,164.30/375,572.19
  6. Step 6: Final answer
    x = 164,029.37

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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.