Home / 150,920.96-208,272.16-94,365.12

Finding the Fourth Proportional to 150,920.96, 208,272.16 and 94,365.12

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Solution

The fourth proportional to 150,920.96, 208,272.16 and 94,365.12 is: 130,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,920.96 : 208,272.16 = 94,365.12 : x
  2. Step 2: Convert to fraction form
    150,920.96/208,272.16 = 94,365.12/x
  3. Step 3: Cross multiply
    150,920.96x = 208,272.16 × 94,365.12
  4. Step 4: Simplify right side
    150,920.96x = 19,653,627,371.06
  5. Step 5: Solve for x
    x = 19,653,627,371.06/150,920.96
  6. Step 6: Final answer
    x = 130,224.64

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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.