Home / 180,667.41-249,300.87-100,074.96

Finding the Fourth Proportional to 180,667.41, 249,300.87 and 100,074.96

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Solution

The fourth proportional to 180,667.41, 249,300.87 and 100,074.96 is: 138,092.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,667.41 : 249,300.87 = 100,074.96 : x
  2. Step 2: Convert to fraction form
    180,667.41/249,300.87 = 100,074.96/x
  3. Step 3: Cross multiply
    180,667.41x = 249,300.87 × 100,074.96
  4. Step 4: Simplify right side
    180,667.41x = 24,948,774,593.22
  5. Step 5: Solve for x
    x = 24,948,774,593.22/180,667.41
  6. Step 6: Final answer
    x = 138,092.28

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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.