Home / 97,331.34-145,996.09-30,771.46

Finding the Fourth Proportional to 97,331.34, 145,996.09 and 30,771.46

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Solution

The fourth proportional to 97,331.34, 145,996.09 and 30,771.46 is: 46,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,331.34 : 145,996.09 = 30,771.46 : x
  2. Step 2: Convert to fraction form
    97,331.34/145,996.09 = 30,771.46/x
  3. Step 3: Cross multiply
    97,331.34x = 145,996.09 × 30,771.46
  4. Step 4: Simplify right side
    97,331.34x = 4,492,512,949.16
  5. Step 5: Solve for x
    x = 4,492,512,949.16/97,331.34
  6. Step 6: Final answer
    x = 46,156.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.