Home / 86,076.43-129,122.08-23,746.93

Finding the Fourth Proportional to 86,076.43, 129,122.08 and 23,746.93

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Solution

The fourth proportional to 86,076.43, 129,122.08 and 23,746.93 is: 35,622.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,076.43 : 129,122.08 = 23,746.93 : x
  2. Step 2: Convert to fraction form
    86,076.43/129,122.08 = 23,746.93/x
  3. Step 3: Cross multiply
    86,076.43x = 129,122.08 × 23,746.93
  4. Step 4: Simplify right side
    86,076.43x = 3,066,252,230.87
  5. Step 5: Solve for x
    x = 3,066,252,230.87/86,076.43
  6. Step 6: Final answer
    x = 35,622.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.