Home / 572,025.72-858,032.39-139,747.10

Finding the Fourth Proportional to 572,025.72, 858,032.39 and 139,747.10

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Solution

The fourth proportional to 572,025.72, 858,032.39 and 139,747.10 is: 209,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,025.72 : 858,032.39 = 139,747.10 : x
  2. Step 2: Convert to fraction form
    572,025.72/858,032.39 = 139,747.10/x
  3. Step 3: Cross multiply
    572,025.72x = 858,032.39 × 139,747.10
  4. Step 4: Simplify right side
    572,025.72x = 119,907,536,680.99
  5. Step 5: Solve for x
    x = 119,907,536,680.99/572,025.72
  6. Step 6: Final answer
    x = 209,619.13

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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.