Home / 85,052.23-127,555.55-25,872.01

Finding the Fourth Proportional to 85,052.23, 127,555.55 and 25,872.01

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Solution

The fourth proportional to 85,052.23, 127,555.55 and 25,872.01 is: 38,801.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,052.23 : 127,555.55 = 25,872.01 : x
  2. Step 2: Convert to fraction form
    85,052.23/127,555.55 = 25,872.01/x
  3. Step 3: Cross multiply
    85,052.23x = 127,555.55 × 25,872.01
  4. Step 4: Simplify right side
    85,052.23x = 3,300,117,698.02
  5. Step 5: Solve for x
    x = 3,300,117,698.02/85,052.23
  6. Step 6: Final answer
    x = 38,801.07

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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.