Home / 76,073.90-104,946.60-49,225.07

Finding the Fourth Proportional to 76,073.90, 104,946.60 and 49,225.07

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Solution

The fourth proportional to 76,073.90, 104,946.60 and 49,225.07 is: 67,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,073.90 : 104,946.60 = 49,225.07 : x
  2. Step 2: Convert to fraction form
    76,073.90/104,946.60 = 49,225.07/x
  3. Step 3: Cross multiply
    76,073.90x = 104,946.60 × 49,225.07
  4. Step 4: Simplify right side
    76,073.90x = 5,166,004,178.22
  5. Step 5: Solve for x
    x = 5,166,004,178.22/76,073.90
  6. Step 6: Final answer
    x = 67,907.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.