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Finding the Fourth Proportional to 245,236, 367,854 and 70,132

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Solution

The fourth proportional to 245,236, 367,854 and 70,132 is: 105,198

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,236 : 367,854 = 70,132 : x
  2. Step 2: Convert to fraction form
    245,236/367,854 = 70,132/x
  3. Step 3: Cross multiply
    245,236x = 367,854 × 70,132
  4. Step 4: Simplify right side
    245,236x = 25,798,336,728
  5. Step 5: Solve for x
    x = 25,798,336,728/245,236
  6. Step 6: Final answer
    x = 105,198

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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.