Home / 160,424.10-221,390.48-92,435.81

Finding the Fourth Proportional to 160,424.10, 221,390.48 and 92,435.81

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Solution

The fourth proportional to 160,424.10, 221,390.48 and 92,435.81 is: 127,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,424.10 : 221,390.48 = 92,435.81 : x
  2. Step 2: Convert to fraction form
    160,424.10/221,390.48 = 92,435.81/x
  3. Step 3: Cross multiply
    160,424.10x = 221,390.48 × 92,435.81
  4. Step 4: Simplify right side
    160,424.10x = 20,464,407,469.23
  5. Step 5: Solve for x
    x = 20,464,407,469.23/160,424.10
  6. Step 6: Final answer
    x = 127,564.42

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1.5x scale

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.