Home / 97,090.30-145,635.45-57,627.10

Finding the Fourth Proportional to 97,090.30, 145,635.45 and 57,627.10

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Solution

The fourth proportional to 97,090.30, 145,635.45 and 57,627.10 is: 86,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,090.30 : 145,635.45 = 57,627.10 : x
  2. Step 2: Convert to fraction form
    97,090.30/145,635.45 = 57,627.10/x
  3. Step 3: Cross multiply
    97,090.30x = 145,635.45 × 57,627.10
  4. Step 4: Simplify right side
    97,090.30x = 8,392,548,640.70
  5. Step 5: Solve for x
    x = 8,392,548,640.70/97,090.30
  6. Step 6: Final answer
    x = 86,440.65

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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.