Home / 164,675.72-227,252.55-89,224.22

Finding the Fourth Proportional to 164,675.72, 227,252.55 and 89,224.22

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Solution

The fourth proportional to 164,675.72, 227,252.55 and 89,224.22 is: 123,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,675.72 : 227,252.55 = 89,224.22 : x
  2. Step 2: Convert to fraction form
    164,675.72/227,252.55 = 89,224.22/x
  3. Step 3: Cross multiply
    164,675.72x = 227,252.55 × 89,224.22
  4. Step 4: Simplify right side
    164,675.72x = 20,276,431,516.76
  5. Step 5: Solve for x
    x = 20,276,431,516.76/164,675.72
  6. Step 6: Final answer
    x = 123,129.45

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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.