Home / 67,153.32-92,669.70-36,938.61

Finding the Fourth Proportional to 67,153.32, 92,669.70 and 36,938.61

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Solution

The fourth proportional to 67,153.32, 92,669.70 and 36,938.61 is: 50,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,153.32 : 92,669.70 = 36,938.61 : x
  2. Step 2: Convert to fraction form
    67,153.32/92,669.70 = 36,938.61/x
  3. Step 3: Cross multiply
    67,153.32x = 92,669.70 × 36,938.61
  4. Step 4: Simplify right side
    67,153.32x = 3,423,089,907.12
  5. Step 5: Solve for x
    x = 3,423,089,907.12/67,153.32
  6. Step 6: Final answer
    x = 50,974.25

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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.