Home / 234,072.42-351,108.72-56,579.40

Finding the Fourth Proportional to 234,072.42, 351,108.72 and 56,579.40

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Solution

The fourth proportional to 234,072.42, 351,108.72 and 56,579.40 is: 84,869.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,072.42 : 351,108.72 = 56,579.40 : x
  2. Step 2: Convert to fraction form
    234,072.42/351,108.72 = 56,579.40/x
  3. Step 3: Cross multiply
    234,072.42x = 351,108.72 × 56,579.40
  4. Step 4: Simplify right side
    234,072.42x = 19,865,520,712.37
  5. Step 5: Solve for x
    x = 19,865,520,712.37/234,072.42
  6. Step 6: Final answer
    x = 84,869.12

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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.