Home / 156,134.59-234,058.36-56,270.35

Finding the Fourth Proportional to 156,134.59, 234,058.36 and 56,270.35

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Solution

The fourth proportional to 156,134.59, 234,058.36 and 56,270.35 is: 84,353.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,134.59 : 234,058.36 = 56,270.35 : x
  2. Step 2: Convert to fraction form
    156,134.59/234,058.36 = 56,270.35/x
  3. Step 3: Cross multiply
    156,134.59x = 234,058.36 × 56,270.35
  4. Step 4: Simplify right side
    156,134.59x = 13,170,544,778.45
  5. Step 5: Solve for x
    x = 13,170,544,778.45/156,134.59
  6. Step 6: Final answer
    x = 84,353.79

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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.