Home / 180,795.66-248,971.88-169,243.05

Finding the Fourth Proportional to 180,795.66, 248,971.88 and 169,243.05

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Solution

The fourth proportional to 180,795.66, 248,971.88 and 169,243.05 is: 233,062.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,795.66 : 248,971.88 = 169,243.05 : x
  2. Step 2: Convert to fraction form
    180,795.66/248,971.88 = 169,243.05/x
  3. Step 3: Cross multiply
    180,795.66x = 248,971.88 × 169,243.05
  4. Step 4: Simplify right side
    180,795.66x = 42,136,759,442.74
  5. Step 5: Solve for x
    x = 42,136,759,442.74/180,795.66
  6. Step 6: Final answer
    x = 233,062.89

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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.