Home / 156,745.90-235,176.45-63,261.10

Finding the Fourth Proportional to 156,745.90, 235,176.45 and 63,261.10

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Solution

The fourth proportional to 156,745.90, 235,176.45 and 63,261.10 is: 94,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,745.90 : 235,176.45 = 63,261.10 : x
  2. Step 2: Convert to fraction form
    156,745.90/235,176.45 = 63,261.10/x
  3. Step 3: Cross multiply
    156,745.90x = 235,176.45 × 63,261.10
  4. Step 4: Simplify right side
    156,745.90x = 14,877,520,921.10
  5. Step 5: Solve for x
    x = 14,877,520,921.10/156,745.90
  6. Step 6: Final answer
    x = 94,914.90

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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.