Home / 160,320.94-240,478.97-55,140.82

Finding the Fourth Proportional to 160,320.94, 240,478.97 and 55,140.82

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Solution

The fourth proportional to 160,320.94, 240,478.97 and 55,140.82 is: 82,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,320.94 : 240,478.97 = 55,140.82 : x
  2. Step 2: Convert to fraction form
    160,320.94/240,478.97 = 55,140.82/x
  3. Step 3: Cross multiply
    160,320.94x = 240,478.97 × 55,140.82
  4. Step 4: Simplify right side
    160,320.94x = 13,260,207,598.56
  5. Step 5: Solve for x
    x = 13,260,207,598.56/160,320.94
  6. Step 6: Final answer
    x = 82,710.39

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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.