Home / 92,004.42-137,908.20-47,586.45

Finding the Fourth Proportional to 92,004.42, 137,908.20 and 47,586.45

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Solution

The fourth proportional to 92,004.42, 137,908.20 and 47,586.45 is: 71,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,004.42 : 137,908.20 = 47,586.45 : x
  2. Step 2: Convert to fraction form
    92,004.42/137,908.20 = 47,586.45/x
  3. Step 3: Cross multiply
    92,004.42x = 137,908.20 × 47,586.45
  4. Step 4: Simplify right side
    92,004.42x = 6,562,561,663.89
  5. Step 5: Solve for x
    x = 6,562,561,663.89/92,004.42
  6. Step 6: Final answer
    x = 71,328.77

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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.