Home / 155,144.70-232,684.38-70,880.94

Finding the Fourth Proportional to 155,144.70, 232,684.38 and 70,880.94

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Solution

The fourth proportional to 155,144.70, 232,684.38 and 70,880.94 is: 106,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,144.70 : 232,684.38 = 70,880.94 : x
  2. Step 2: Convert to fraction form
    155,144.70/232,684.38 = 70,880.94/x
  3. Step 3: Cross multiply
    155,144.70x = 232,684.38 × 70,880.94
  4. Step 4: Simplify right side
    155,144.70x = 16,492,887,577.72
  5. Step 5: Solve for x
    x = 16,492,887,577.72/155,144.70
  6. Step 6: Final answer
    x = 106,306.48

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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.