Home / 95,031.90-142,579.54-31,858.31

Finding the Fourth Proportional to 95,031.90, 142,579.54 and 31,858.31

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Solution

The fourth proportional to 95,031.90, 142,579.54 and 31,858.31 is: 47,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,031.90 : 142,579.54 = 31,858.31 : x
  2. Step 2: Convert to fraction form
    95,031.90/142,579.54 = 31,858.31/x
  3. Step 3: Cross multiply
    95,031.90x = 142,579.54 × 31,858.31
  4. Step 4: Simplify right side
    95,031.90x = 4,542,343,581.25
  5. Step 5: Solve for x
    x = 4,542,343,581.25/95,031.90
  6. Step 6: Final answer
    x = 47,798.09

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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.