Home / 156,944.90-235,417.35-51,750.20

Finding the Fourth Proportional to 156,944.90, 235,417.35 and 51,750.20

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Solution

The fourth proportional to 156,944.90, 235,417.35 and 51,750.20 is: 77,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,944.90 : 235,417.35 = 51,750.20 : x
  2. Step 2: Convert to fraction form
    156,944.90/235,417.35 = 51,750.20/x
  3. Step 3: Cross multiply
    156,944.90x = 235,417.35 × 51,750.20
  4. Step 4: Simplify right side
    156,944.90x = 12,182,894,945.97
  5. Step 5: Solve for x
    x = 12,182,894,945.97/156,944.90
  6. Step 6: Final answer
    x = 77,625.30

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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.