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Finding the Fourth Proportional to 160,295.93, 221,111.97 and 105,848.58

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Solution

The fourth proportional to 160,295.93, 221,111.97 and 105,848.58 is: 146,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,295.93 : 221,111.97 = 105,848.58 : x
  2. Step 2: Convert to fraction form
    160,295.93/221,111.97 = 105,848.58/x
  3. Step 3: Cross multiply
    160,295.93x = 221,111.97 × 105,848.58
  4. Step 4: Simplify right side
    160,295.93x = 23,404,388,045.50
  5. Step 5: Solve for x
    x = 23,404,388,045.50/160,295.93
  6. Step 6: Final answer
    x = 146,007.38

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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.