Home / 156,954.78-235,373.85-51,745.50

Finding the Fourth Proportional to 156,954.78, 235,373.85 and 51,745.50

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Solution

The fourth proportional to 156,954.78, 235,373.85 and 51,745.50 is: 77,599.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,954.78 : 235,373.85 = 51,745.50 : x
  2. Step 2: Convert to fraction form
    156,954.78/235,373.85 = 51,745.50/x
  3. Step 3: Cross multiply
    156,954.78x = 235,373.85 × 51,745.50
  4. Step 4: Simplify right side
    156,954.78x = 12,179,537,555.18
  5. Step 5: Solve for x
    x = 12,179,537,555.18/156,954.78
  6. Step 6: Final answer
    x = 77,599.02

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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.