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Finding the Fourth Proportional to 164,188.71, 226,580.40 and 88,737.21

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Solution

The fourth proportional to 164,188.71, 226,580.40 and 88,737.21 is: 122,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,188.71 : 226,580.40 = 88,737.21 : x
  2. Step 2: Convert to fraction form
    164,188.71/226,580.40 = 88,737.21/x
  3. Step 3: Cross multiply
    164,188.71x = 226,580.40 × 88,737.21
  4. Step 4: Simplify right side
    164,188.71x = 20,106,112,536.68
  5. Step 5: Solve for x
    x = 20,106,112,536.68/164,188.71
  6. Step 6: Final answer
    x = 122,457.34

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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.