Home / 115,947.60-173,856.60-49,376.40

Finding the Fourth Proportional to 115,947.60, 173,856.60 and 49,376.40

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Solution

The fourth proportional to 115,947.60, 173,856.60 and 49,376.40 is: 74,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,947.60 : 173,856.60 = 49,376.40 : x
  2. Step 2: Convert to fraction form
    115,947.60/173,856.60 = 49,376.40/x
  3. Step 3: Cross multiply
    115,947.60x = 173,856.60 × 49,376.40
  4. Step 4: Simplify right side
    115,947.60x = 8,584,413,024.24
  5. Step 5: Solve for x
    x = 8,584,413,024.24/115,947.60
  6. Step 6: Final answer
    x = 74,037.00

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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.