Home / 146,720.33-202,474.90-86,293.52

Finding the Fourth Proportional to 146,720.33, 202,474.90 and 86,293.52

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Solution

The fourth proportional to 146,720.33, 202,474.90 and 86,293.52 is: 119,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,720.33 : 202,474.90 = 86,293.52 : x
  2. Step 2: Convert to fraction form
    146,720.33/202,474.90 = 86,293.52/x
  3. Step 3: Cross multiply
    146,720.33x = 202,474.90 × 86,293.52
  4. Step 4: Simplify right side
    146,720.33x = 17,472,271,832.65
  5. Step 5: Solve for x
    x = 17,472,271,832.65/146,720.33
  6. Step 6: Final answer
    x = 119,085.55

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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.