Home / 224,555.34-309,878.55-133,864.50

Finding the Fourth Proportional to 224,555.34, 309,878.55 and 133,864.50

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Solution

The fourth proportional to 224,555.34, 309,878.55 and 133,864.50 is: 184,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,555.34 : 309,878.55 = 133,864.50 : x
  2. Step 2: Convert to fraction form
    224,555.34/309,878.55 = 133,864.50/x
  3. Step 3: Cross multiply
    224,555.34x = 309,878.55 × 133,864.50
  4. Step 4: Simplify right side
    224,555.34x = 41,481,737,156.48
  5. Step 5: Solve for x
    x = 41,481,737,156.48/224,555.34
  6. Step 6: Final answer
    x = 184,728.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.