Home / 164,688.52-227,270.34-89,237.08

Finding the Fourth Proportional to 164,688.52, 227,270.34 and 89,237.08

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Solution

The fourth proportional to 164,688.52, 227,270.34 and 89,237.08 is: 123,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,688.52 : 227,270.34 = 89,237.08 : x
  2. Step 2: Convert to fraction form
    164,688.52/227,270.34 = 89,237.08/x
  3. Step 3: Cross multiply
    164,688.52x = 227,270.34 × 89,237.08
  4. Step 4: Simplify right side
    164,688.52x = 20,280,941,512.21
  5. Step 5: Solve for x
    x = 20,280,941,512.21/164,688.52
  6. Step 6: Final answer
    x = 123,147.27

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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.