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Finding the Fourth Proportional to 146,032.36, 201,486.36 and 85,570.54

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Solution

The fourth proportional to 146,032.36, 201,486.36 and 85,570.54 is: 118,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,032.36 : 201,486.36 = 85,570.54 : x
  2. Step 2: Convert to fraction form
    146,032.36/201,486.36 = 85,570.54/x
  3. Step 3: Cross multiply
    146,032.36x = 201,486.36 × 85,570.54
  4. Step 4: Simplify right side
    146,032.36x = 17,241,296,627.83
  5. Step 5: Solve for x
    x = 17,241,296,627.83/146,032.36
  6. Step 6: Final answer
    x = 118,064.90

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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.