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Finding the Fourth Proportional to 160,985.48, 241,478.21 and 55,804.46

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Solution

The fourth proportional to 160,985.48, 241,478.21 and 55,804.46 is: 83,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,985.48 : 241,478.21 = 55,804.46 : x
  2. Step 2: Convert to fraction form
    160,985.48/241,478.21 = 55,804.46/x
  3. Step 3: Cross multiply
    160,985.48x = 241,478.21 × 55,804.46
  4. Step 4: Simplify right side
    160,985.48x = 13,475,560,042.94
  5. Step 5: Solve for x
    x = 13,475,560,042.94/160,985.48
  6. Step 6: Final answer
    x = 83,706.68

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1.5x scale

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.