Home / 75,285.48-112,903.34-25,353.19

Finding the Fourth Proportional to 75,285.48, 112,903.34 and 25,353.19

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Solution

The fourth proportional to 75,285.48, 112,903.34 and 25,353.19 is: 38,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,285.48 : 112,903.34 = 25,353.19 : x
  2. Step 2: Convert to fraction form
    75,285.48/112,903.34 = 25,353.19/x
  3. Step 3: Cross multiply
    75,285.48x = 112,903.34 × 25,353.19
  4. Step 4: Simplify right side
    75,285.48x = 2,862,459,352.55
  5. Step 5: Solve for x
    x = 2,862,459,352.55/75,285.48
  6. Step 6: Final answer
    x = 38,021.40

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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.