Home / 85,269.06-127,915.26-29,094.06

Finding the Fourth Proportional to 85,269.06, 127,915.26 and 29,094.06

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Solution

The fourth proportional to 85,269.06, 127,915.26 and 29,094.06 is: 43,645.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,269.06 : 127,915.26 = 29,094.06 : x
  2. Step 2: Convert to fraction form
    85,269.06/127,915.26 = 29,094.06/x
  3. Step 3: Cross multiply
    85,269.06x = 127,915.26 × 29,094.06
  4. Step 4: Simplify right side
    85,269.06x = 3,721,574,249.36
  5. Step 5: Solve for x
    x = 3,721,574,249.36/85,269.06
  6. Step 6: Final answer
    x = 43,645.07

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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.