Home / 57,090.45-85,636.23-25,502.07

Finding the Fourth Proportional to 57,090.45, 85,636.23 and 25,502.07

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Solution

The fourth proportional to 57,090.45, 85,636.23 and 25,502.07 is: 38,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,090.45 : 85,636.23 = 25,502.07 : x
  2. Step 2: Convert to fraction form
    57,090.45/85,636.23 = 25,502.07/x
  3. Step 3: Cross multiply
    57,090.45x = 85,636.23 × 25,502.07
  4. Step 4: Simplify right side
    57,090.45x = 2,183,901,132.00
  5. Step 5: Solve for x
    x = 2,183,901,132.00/57,090.45
  6. Step 6: Final answer
    x = 38,253.35

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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.