Home / 146,543.55-202,240.95-82,019.26

Finding the Fourth Proportional to 146,543.55, 202,240.95 and 82,019.26

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Solution

The fourth proportional to 146,543.55, 202,240.95 and 82,019.26 is: 113,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,543.55 : 202,240.95 = 82,019.26 : x
  2. Step 2: Convert to fraction form
    146,543.55/202,240.95 = 82,019.26/x
  3. Step 3: Cross multiply
    146,543.55x = 202,240.95 × 82,019.26
  4. Step 4: Simplify right side
    146,543.55x = 16,587,653,060.70
  5. Step 5: Solve for x
    x = 16,587,653,060.70/146,543.55
  6. Step 6: Final answer
    x = 113,192.65

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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.