Home / 199,217.17-274,887.48-118,642.60

Finding the Fourth Proportional to 199,217.17, 274,887.48 and 118,642.60

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Solution

The fourth proportional to 199,217.17, 274,887.48 and 118,642.60 is: 163,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,217.17 : 274,887.48 = 118,642.60 : x
  2. Step 2: Convert to fraction form
    199,217.17/274,887.48 = 118,642.60/x
  3. Step 3: Cross multiply
    199,217.17x = 274,887.48 × 118,642.60
  4. Step 4: Simplify right side
    199,217.17x = 32,613,365,334.65
  5. Step 5: Solve for x
    x = 32,613,365,334.65/199,217.17
  6. Step 6: Final answer
    x = 163,707.60

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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.