Home / 199,590.52-275,428.02-118,976.50

Finding the Fourth Proportional to 199,590.52, 275,428.02 and 118,976.50

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Solution

The fourth proportional to 199,590.52, 275,428.02 and 118,976.50 is: 164,183.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,590.52 : 275,428.02 = 118,976.50 : x
  2. Step 2: Convert to fraction form
    199,590.52/275,428.02 = 118,976.50/x
  3. Step 3: Cross multiply
    199,590.52x = 275,428.02 × 118,976.50
  4. Step 4: Simplify right side
    199,590.52x = 32,769,461,821.53
  5. Step 5: Solve for x
    x = 32,769,461,821.53/199,590.52
  6. Step 6: Final answer
    x = 164,183.46

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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.