Home / 199,407.04-275,175-118,792.82

Finding the Fourth Proportional to 199,407.04, 275,175 and 118,792.82

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Solution

The fourth proportional to 199,407.04, 275,175 and 118,792.82 is: 163,930.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,407.04 : 275,175 = 118,792.82 : x
  2. Step 2: Convert to fraction form
    199,407.04/275,175 = 118,792.82/x
  3. Step 3: Cross multiply
    199,407.04x = 275,175 × 118,792.82
  4. Step 4: Simplify right side
    199,407.04x = 32,688,814,243.50
  5. Step 5: Solve for x
    x = 32,688,814,243.50/199,407.04
  6. Step 6: Final answer
    x = 163,930.09

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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.