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Finding the Fourth Proportional to 375,569.55, 563,474.75 and 109,346.04

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Solution

The fourth proportional to 375,569.55, 563,474.75 and 109,346.04 is: 164,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,569.55 : 563,474.75 = 109,346.04 : x
  2. Step 2: Convert to fraction form
    375,569.55/563,474.75 = 109,346.04/x
  3. Step 3: Cross multiply
    375,569.55x = 563,474.75 × 109,346.04
  4. Step 4: Simplify right side
    375,569.55x = 61,613,732,005.76
  5. Step 5: Solve for x
    x = 61,613,732,005.76/375,569.55
  6. Step 6: Final answer
    x = 164,054.12

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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.