Home / 115,942.40-173,913.60-49,384.70

Finding the Fourth Proportional to 115,942.40, 173,913.60 and 49,384.70

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Solution

The fourth proportional to 115,942.40, 173,913.60 and 49,384.70 is: 74,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,942.40 : 173,913.60 = 49,384.70 : x
  2. Step 2: Convert to fraction form
    115,942.40/173,913.60 = 49,384.70/x
  3. Step 3: Cross multiply
    115,942.40x = 173,913.60 × 49,384.70
  4. Step 4: Simplify right side
    115,942.40x = 8,588,670,961.92
  5. Step 5: Solve for x
    x = 8,588,670,961.92/115,942.40
  6. Step 6: Final answer
    x = 74,077.05

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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.