Home / 164,266.89-226,688.28-88,815.39

Finding the Fourth Proportional to 164,266.89, 226,688.28 and 88,815.39

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Solution

The fourth proportional to 164,266.89, 226,688.28 and 88,815.39 is: 122,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,266.89 : 226,688.28 = 88,815.39 : x
  2. Step 2: Convert to fraction form
    164,266.89/226,688.28 = 88,815.39/x
  3. Step 3: Cross multiply
    164,266.89x = 226,688.28 × 88,815.39
  4. Step 4: Simplify right side
    164,266.89x = 20,133,407,996.63
  5. Step 5: Solve for x
    x = 20,133,407,996.63/164,266.89
  6. Step 6: Final answer
    x = 122,565.22

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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.