Home / 91,938.46-137,837.52-47,536.86

Finding the Fourth Proportional to 91,938.46, 137,837.52 and 47,536.86

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Solution

The fourth proportional to 91,938.46, 137,837.52 and 47,536.86 is: 71,269.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,938.46 : 137,837.52 = 47,536.86 : x
  2. Step 2: Convert to fraction form
    91,938.46/137,837.52 = 47,536.86/x
  3. Step 3: Cross multiply
    91,938.46x = 137,837.52 × 47,536.86
  4. Step 4: Simplify right side
    91,938.46x = 6,552,362,890.99
  5. Step 5: Solve for x
    x = 6,552,362,890.99/91,938.46
  6. Step 6: Final answer
    x = 71,269.01

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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.