Home / 180,308.85-248,804.42-99,725.37

Finding the Fourth Proportional to 180,308.85, 248,804.42 and 99,725.37

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Solution

The fourth proportional to 180,308.85, 248,804.42 and 99,725.37 is: 137,608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,308.85 : 248,804.42 = 99,725.37 : x
  2. Step 2: Convert to fraction form
    180,308.85/248,804.42 = 99,725.37/x
  3. Step 3: Cross multiply
    180,308.85x = 248,804.42 × 99,725.37
  4. Step 4: Simplify right side
    180,308.85x = 24,812,112,343.51
  5. Step 5: Solve for x
    x = 24,812,112,343.51/180,308.85
  6. Step 6: Final answer
    x = 137,608.95

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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.