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Finding the Fourth Proportional to 375,955.29, 563,923.55 and 109,718.10

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Solution

The fourth proportional to 375,955.29, 563,923.55 and 109,718.10 is: 164,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,955.29 : 563,923.55 = 109,718.10 : x
  2. Step 2: Convert to fraction form
    375,955.29/563,923.55 = 109,718.10/x
  3. Step 3: Cross multiply
    375,955.29x = 563,923.55 × 109,718.10
  4. Step 4: Simplify right side
    375,955.29x = 61,872,619,902.66
  5. Step 5: Solve for x
    x = 61,872,619,902.66/375,955.29
  6. Step 6: Final answer
    x = 164,574.41

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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.