Home / 156,261.07-234,408.07-51,079.87

Finding the Fourth Proportional to 156,261.07, 234,408.07 and 51,079.87

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Solution

The fourth proportional to 156,261.07, 234,408.07 and 51,079.87 is: 76,625.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,261.07 : 234,408.07 = 51,079.87 : x
  2. Step 2: Convert to fraction form
    156,261.07/234,408.07 = 51,079.87/x
  3. Step 3: Cross multiply
    156,261.07x = 234,408.07 × 51,079.87
  4. Step 4: Simplify right side
    156,261.07x = 11,973,532,570.51
  5. Step 5: Solve for x
    x = 11,973,532,570.51/156,261.07
  6. Step 6: Final answer
    x = 76,625.18

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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.