Home / 146,266.19-219,256.52-71,383.31

Finding the Fourth Proportional to 146,266.19, 219,256.52 and 71,383.31

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Solution

The fourth proportional to 146,266.19, 219,256.52 and 71,383.31 is: 107,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,266.19 : 219,256.52 = 71,383.31 : x
  2. Step 2: Convert to fraction form
    146,266.19/219,256.52 = 71,383.31/x
  3. Step 3: Cross multiply
    146,266.19x = 219,256.52 × 71,383.31
  4. Step 4: Simplify right side
    146,266.19x = 15,651,254,683.48
  5. Step 5: Solve for x
    x = 15,651,254,683.48/146,266.19
  6. Step 6: Final answer
    x = 107,005.28

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1.5x scale

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.