Home / 228,943.44-315,941.94-126,984.52

Finding the Fourth Proportional to 228,943.44, 315,941.94 and 126,984.52

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Solution

The fourth proportional to 228,943.44, 315,941.94 and 126,984.52 is: 175,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,943.44 : 315,941.94 = 126,984.52 : x
  2. Step 2: Convert to fraction form
    228,943.44/315,941.94 = 126,984.52/x
  3. Step 3: Cross multiply
    228,943.44x = 315,941.94 × 126,984.52
  4. Step 4: Simplify right side
    228,943.44x = 40,119,735,598.77
  5. Step 5: Solve for x
    x = 40,119,735,598.77/228,943.44
  6. Step 6: Final answer
    x = 175,238.63

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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.