Home / 165,242.21-228,015.74-93,606.89

Finding the Fourth Proportional to 165,242.21, 228,015.74 and 93,606.89

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Solution

The fourth proportional to 165,242.21, 228,015.74 and 93,606.89 is: 129,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,242.21 : 228,015.74 = 93,606.89 : x
  2. Step 2: Convert to fraction form
    165,242.21/228,015.74 = 93,606.89/x
  3. Step 3: Cross multiply
    165,242.21x = 228,015.74 × 93,606.89
  4. Step 4: Simplify right side
    165,242.21x = 21,343,842,684.34
  5. Step 5: Solve for x
    x = 21,343,842,684.34/165,242.21
  6. Step 6: Final answer
    x = 129,167.02

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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.