Home / 160,871.08-222,028.65-89,274.16

Finding the Fourth Proportional to 160,871.08, 222,028.65 and 89,274.16

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Solution

The fourth proportional to 160,871.08, 222,028.65 and 89,274.16 is: 123,213.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,871.08 : 222,028.65 = 89,274.16 : x
  2. Step 2: Convert to fraction form
    160,871.08/222,028.65 = 89,274.16/x
  3. Step 3: Cross multiply
    160,871.08x = 222,028.65 × 89,274.16
  4. Step 4: Simplify right side
    160,871.08x = 19,821,421,224.68
  5. Step 5: Solve for x
    x = 19,821,421,224.68/160,871.08
  6. Step 6: Final answer
    x = 123,213.08

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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.