Home / 117,002.46-175,438.86-54,638.94

Finding the Fourth Proportional to 117,002.46, 175,438.86 and 54,638.94

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Solution

The fourth proportional to 117,002.46, 175,438.86 and 54,638.94 is: 81,928.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,002.46 : 175,438.86 = 54,638.94 : x
  2. Step 2: Convert to fraction form
    117,002.46/175,438.86 = 54,638.94/x
  3. Step 3: Cross multiply
    117,002.46x = 175,438.86 × 54,638.94
  4. Step 4: Simplify right side
    117,002.46x = 9,585,793,345.21
  5. Step 5: Solve for x
    x = 9,585,793,345.21/117,002.46
  6. Step 6: Final answer
    x = 81,928.14

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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.