Home / 159,291.75-219,665.04-145,466.26

Finding the Fourth Proportional to 159,291.75, 219,665.04 and 145,466.26

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Solution

The fourth proportional to 159,291.75, 219,665.04 and 145,466.26 is: 200,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,291.75 : 219,665.04 = 145,466.26 : x
  2. Step 2: Convert to fraction form
    159,291.75/219,665.04 = 145,466.26/x
  3. Step 3: Cross multiply
    159,291.75x = 219,665.04 × 145,466.26
  4. Step 4: Simplify right side
    159,291.75x = 31,953,852,371.63
  5. Step 5: Solve for x
    x = 31,953,852,371.63/159,291.75
  6. Step 6: Final answer
    x = 200,599.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.