Home / 91,084.80-125,696.76-50,798.60

Finding the Fourth Proportional to 91,084.80, 125,696.76 and 50,798.60

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Solution

The fourth proportional to 91,084.80, 125,696.76 and 50,798.60 is: 70,101.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,084.80 : 125,696.76 = 50,798.60 : x
  2. Step 2: Convert to fraction form
    91,084.80/125,696.76 = 50,798.60/x
  3. Step 3: Cross multiply
    91,084.80x = 125,696.76 × 50,798.60
  4. Step 4: Simplify right side
    91,084.80x = 6,385,219,432.54
  5. Step 5: Solve for x
    x = 6,385,219,432.54/91,084.80
  6. Step 6: Final answer
    x = 70,101.92

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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.