Home / 164,487.03-226,992.81-89,035.53

Finding the Fourth Proportional to 164,487.03, 226,992.81 and 89,035.53

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Solution

The fourth proportional to 164,487.03, 226,992.81 and 89,035.53 is: 122,869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,487.03 : 226,992.81 = 89,035.53 : x
  2. Step 2: Convert to fraction form
    164,487.03/226,992.81 = 89,035.53/x
  3. Step 3: Cross multiply
    164,487.03x = 226,992.81 × 89,035.53
  4. Step 4: Simplify right side
    164,487.03x = 20,210,425,144.54
  5. Step 5: Solve for x
    x = 20,210,425,144.54/164,487.03
  6. Step 6: Final answer
    x = 122,869.41

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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.