Home / 88,946.36-122,749.02-50,711.48

Finding the Fourth Proportional to 88,946.36, 122,749.02 and 50,711.48

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Solution

The fourth proportional to 88,946.36, 122,749.02 and 50,711.48 is: 69,983.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,946.36 : 122,749.02 = 50,711.48 : x
  2. Step 2: Convert to fraction form
    88,946.36/122,749.02 = 50,711.48/x
  3. Step 3: Cross multiply
    88,946.36x = 122,749.02 × 50,711.48
  4. Step 4: Simplify right side
    88,946.36x = 6,224,784,472.75
  5. Step 5: Solve for x
    x = 6,224,784,472.75/88,946.36
  6. Step 6: Final answer
    x = 69,983.58

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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.