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Finding the Fourth Proportional to 373,706.86, 560,226.98 and 136,994.29

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Solution

The fourth proportional to 373,706.86, 560,226.98 and 136,994.29 is: 205,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,706.86 : 560,226.98 = 136,994.29 : x
  2. Step 2: Convert to fraction form
    373,706.86/560,226.98 = 136,994.29/x
  3. Step 3: Cross multiply
    373,706.86x = 560,226.98 × 136,994.29
  4. Step 4: Simplify right side
    373,706.86x = 76,747,893,877.84
  5. Step 5: Solve for x
    x = 76,747,893,877.84/373,706.86
  6. Step 6: Final answer
    x = 205,369.24

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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.