Home / 160,395.69-221,356.33-92,411.44

Finding the Fourth Proportional to 160,395.69, 221,356.33 and 92,411.44

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Solution

The fourth proportional to 160,395.69, 221,356.33 and 92,411.44 is: 127,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,395.69 : 221,356.33 = 92,411.44 : x
  2. Step 2: Convert to fraction form
    160,395.69/221,356.33 = 92,411.44/x
  3. Step 3: Cross multiply
    160,395.69x = 221,356.33 × 92,411.44
  4. Step 4: Simplify right side
    160,395.69x = 20,455,856,424.00
  5. Step 5: Solve for x
    x = 20,455,856,424.00/160,395.69
  6. Step 6: Final answer
    x = 127,533.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.