Home / 92,432.07-127,556.17-49,990.50

Finding the Fourth Proportional to 92,432.07, 127,556.17 and 49,990.50

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Solution

The fourth proportional to 92,432.07, 127,556.17 and 49,990.50 is: 68,986.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,432.07 : 127,556.17 = 49,990.50 : x
  2. Step 2: Convert to fraction form
    92,432.07/127,556.17 = 49,990.50/x
  3. Step 3: Cross multiply
    92,432.07x = 127,556.17 × 49,990.50
  4. Step 4: Simplify right side
    92,432.07x = 6,376,596,591.41
  5. Step 5: Solve for x
    x = 6,376,596,591.41/92,432.07
  6. Step 6: Final answer
    x = 68,986.84

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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.