Home / 284,333.76-426,501.21-73,971.36

Finding the Fourth Proportional to 284,333.76, 426,501.21 and 73,971.36

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Solution

The fourth proportional to 284,333.76, 426,501.21 and 73,971.36 is: 110,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,333.76 : 426,501.21 = 73,971.36 : x
  2. Step 2: Convert to fraction form
    284,333.76/426,501.21 = 73,971.36/x
  3. Step 3: Cross multiply
    284,333.76x = 426,501.21 × 73,971.36
  4. Step 4: Simplify right side
    284,333.76x = 31,548,874,545.35
  5. Step 5: Solve for x
    x = 31,548,874,545.35/284,333.76
  6. Step 6: Final answer
    x = 110,957.19

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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.