Home / 230,947.54-318,531.09-159,447.22

Finding the Fourth Proportional to 230,947.54, 318,531.09 and 159,447.22

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Solution

The fourth proportional to 230,947.54, 318,531.09 and 159,447.22 is: 219,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,947.54 : 318,531.09 = 159,447.22 : x
  2. Step 2: Convert to fraction form
    230,947.54/318,531.09 = 159,447.22/x
  3. Step 3: Cross multiply
    230,947.54x = 318,531.09 × 159,447.22
  4. Step 4: Simplify right side
    230,947.54x = 50,788,896,784.07
  5. Step 5: Solve for x
    x = 50,788,896,784.07/230,947.54
  6. Step 6: Final answer
    x = 219,915.30

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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.