Home / 164,715.51-227,331.78-104,291.76

Finding the Fourth Proportional to 164,715.51, 227,331.78 and 104,291.76

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Solution

The fourth proportional to 164,715.51, 227,331.78 and 104,291.76 is: 143,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,715.51 : 227,331.78 = 104,291.76 : x
  2. Step 2: Convert to fraction form
    164,715.51/227,331.78 = 104,291.76/x
  3. Step 3: Cross multiply
    164,715.51x = 227,331.78 × 104,291.76
  4. Step 4: Simplify right side
    164,715.51x = 23,708,831,440.13
  5. Step 5: Solve for x
    x = 23,708,831,440.13/164,715.51
  6. Step 6: Final answer
    x = 143,938.06

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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.