Home / 136,024.82-187,712.90-75,594.25

Finding the Fourth Proportional to 136,024.82, 187,712.90 and 75,594.25

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Solution

The fourth proportional to 136,024.82, 187,712.90 and 75,594.25 is: 104,319.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,024.82 : 187,712.90 = 75,594.25 : x
  2. Step 2: Convert to fraction form
    136,024.82/187,712.90 = 75,594.25/x
  3. Step 3: Cross multiply
    136,024.82x = 187,712.90 × 75,594.25
  4. Step 4: Simplify right side
    136,024.82x = 14,190,016,533.68
  5. Step 5: Solve for x
    x = 14,190,016,533.68/136,024.82
  6. Step 6: Final answer
    x = 104,319.32

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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.