Home / 92,825.45-128,203.53-62,735.03

Finding the Fourth Proportional to 92,825.45, 128,203.53 and 62,735.03

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Solution

The fourth proportional to 92,825.45, 128,203.53 and 62,735.03 is: 86,644.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.45 : 128,203.53 = 62,735.03 : x
  2. Step 2: Convert to fraction form
    92,825.45/128,203.53 = 62,735.03/x
  3. Step 3: Cross multiply
    92,825.45x = 128,203.53 × 62,735.03
  4. Step 4: Simplify right side
    92,825.45x = 8,042,852,300.66
  5. Step 5: Solve for x
    x = 8,042,852,300.66/92,825.45
  6. Step 6: Final answer
    x = 86,644.91

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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.