Home / 161,081.04-222,298.08-89,466.50

Finding the Fourth Proportional to 161,081.04, 222,298.08 and 89,466.50

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Solution

The fourth proportional to 161,081.04, 222,298.08 and 89,466.50 is: 123,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,081.04 : 222,298.08 = 89,466.50 : x
  2. Step 2: Convert to fraction form
    161,081.04/222,298.08 = 89,466.50/x
  3. Step 3: Cross multiply
    161,081.04x = 222,298.08 × 89,466.50
  4. Step 4: Simplify right side
    161,081.04x = 19,888,231,174.32
  5. Step 5: Solve for x
    x = 19,888,231,174.32/161,081.04
  6. Step 6: Final answer
    x = 123,467.24

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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.