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Finding the Fourth Proportional to 375,980.22, 564,006.03 and 136,154.70

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Solution

The fourth proportional to 375,980.22, 564,006.03 and 136,154.70 is: 204,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,980.22 : 564,006.03 = 136,154.70 : x
  2. Step 2: Convert to fraction form
    375,980.22/564,006.03 = 136,154.70/x
  3. Step 3: Cross multiply
    375,980.22x = 564,006.03 × 136,154.70
  4. Step 4: Simplify right side
    375,980.22x = 76,792,071,812.84
  5. Step 5: Solve for x
    x = 76,792,071,812.84/375,980.22
  6. Step 6: Final answer
    x = 204,244.98

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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.