Home / 88,241.51-121,790.96-52,424.60

Finding the Fourth Proportional to 88,241.51, 121,790.96 and 52,424.60

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Solution

The fourth proportional to 88,241.51, 121,790.96 and 52,424.60 is: 72,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,241.51 : 121,790.96 = 52,424.60 : x
  2. Step 2: Convert to fraction form
    88,241.51/121,790.96 = 52,424.60/x
  3. Step 3: Cross multiply
    88,241.51x = 121,790.96 × 52,424.60
  4. Step 4: Simplify right side
    88,241.51x = 6,384,841,490.54
  5. Step 5: Solve for x
    x = 6,384,841,490.54/88,241.51
  6. Step 6: Final answer
    x = 72,356.44

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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.