Home / 70,077.16-105,131.58-23,331.88

Finding the Fourth Proportional to 70,077.16, 105,131.58 and 23,331.88

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Solution

The fourth proportional to 70,077.16, 105,131.58 and 23,331.88 is: 35,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,077.16 : 105,131.58 = 23,331.88 : x
  2. Step 2: Convert to fraction form
    70,077.16/105,131.58 = 23,331.88/x
  3. Step 3: Cross multiply
    70,077.16x = 105,131.58 × 23,331.88
  4. Step 4: Simplify right side
    70,077.16x = 2,452,917,408.77
  5. Step 5: Solve for x
    x = 2,452,917,408.77/70,077.16
  6. Step 6: Final answer
    x = 35,003.09

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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.