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Finding the Fourth Proportional to 375,535.64, 563,304.54 and 109,302.68

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Solution

The fourth proportional to 375,535.64, 563,304.54 and 109,302.68 is: 163,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,535.64 : 563,304.54 = 109,302.68 : x
  2. Step 2: Convert to fraction form
    375,535.64/563,304.54 = 109,302.68/x
  3. Step 3: Cross multiply
    375,535.64x = 563,304.54 × 109,302.68
  4. Step 4: Simplify right side
    375,535.64x = 61,570,695,878.17
  5. Step 5: Solve for x
    x = 61,570,695,878.17/375,535.64
  6. Step 6: Final answer
    x = 163,954.33

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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.