Home / 146,012.10-201,539.79-85,595.82

Finding the Fourth Proportional to 146,012.10, 201,539.79 and 85,595.82

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Solution

The fourth proportional to 146,012.10, 201,539.79 and 85,595.82 is: 118,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,012.10 : 201,539.79 = 85,595.82 : x
  2. Step 2: Convert to fraction form
    146,012.10/201,539.79 = 85,595.82/x
  3. Step 3: Cross multiply
    146,012.10x = 201,539.79 × 85,595.82
  4. Step 4: Simplify right side
    146,012.10x = 17,250,963,587.68
  5. Step 5: Solve for x
    x = 17,250,963,587.68/146,012.10
  6. Step 6: Final answer
    x = 118,147.49

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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.