Home / 92,007.42-137,912.70-47,589.45

Finding the Fourth Proportional to 92,007.42, 137,912.70 and 47,589.45

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Solution

The fourth proportional to 92,007.42, 137,912.70 and 47,589.45 is: 71,333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,007.42 : 137,912.70 = 47,589.45 : x
  2. Step 2: Convert to fraction form
    92,007.42/137,912.70 = 47,589.45/x
  3. Step 3: Cross multiply
    92,007.42x = 137,912.70 × 47,589.45
  4. Step 4: Simplify right side
    92,007.42x = 6,563,189,541.02
  5. Step 5: Solve for x
    x = 6,563,189,541.02/92,007.42
  6. Step 6: Final answer
    x = 71,333.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.