Home / 85,201.33-127,802.30-26,036.75

Finding the Fourth Proportional to 85,201.33, 127,802.30 and 26,036.75

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Solution

The fourth proportional to 85,201.33, 127,802.30 and 26,036.75 is: 39,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,201.33 : 127,802.30 = 26,036.75 : x
  2. Step 2: Convert to fraction form
    85,201.33/127,802.30 = 26,036.75/x
  3. Step 3: Cross multiply
    85,201.33x = 127,802.30 × 26,036.75
  4. Step 4: Simplify right side
    85,201.33x = 3,327,556,404.34
  5. Step 5: Solve for x
    x = 3,327,556,404.34/85,201.33
  6. Step 6: Final answer
    x = 39,055.22

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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.