Home / 131,237.31-196,887.33-42,490.92

Finding the Fourth Proportional to 131,237.31, 196,887.33 and 42,490.92

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Solution

The fourth proportional to 131,237.31, 196,887.33 and 42,490.92 is: 63,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,237.31 : 196,887.33 = 42,490.92 : x
  2. Step 2: Convert to fraction form
    131,237.31/196,887.33 = 42,490.92/x
  3. Step 3: Cross multiply
    131,237.31x = 196,887.33 × 42,490.92
  4. Step 4: Simplify right side
    131,237.31x = 8,365,922,591.15
  5. Step 5: Solve for x
    x = 8,365,922,591.15/131,237.31
  6. Step 6: Final answer
    x = 63,746.53

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1.5x scale

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.