Home / 164,783.64-227,399.04-93,161.28

Finding the Fourth Proportional to 164,783.64, 227,399.04 and 93,161.28

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Solution

The fourth proportional to 164,783.64, 227,399.04 and 93,161.28 is: 128,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,783.64 : 227,399.04 = 93,161.28 : x
  2. Step 2: Convert to fraction form
    164,783.64/227,399.04 = 93,161.28/x
  3. Step 3: Cross multiply
    164,783.64x = 227,399.04 × 93,161.28
  4. Step 4: Simplify right side
    164,783.64x = 21,184,785,637.17
  5. Step 5: Solve for x
    x = 21,184,785,637.17/164,783.64
  6. Step 6: Final answer
    x = 128,561.22

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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.