Home / 75,485.40-113,258.85-38,056.26

Finding the Fourth Proportional to 75,485.40, 113,258.85 and 38,056.26

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Solution

The fourth proportional to 75,485.40, 113,258.85 and 38,056.26 is: 57,099.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,485.40 : 113,258.85 = 38,056.26 : x
  2. Step 2: Convert to fraction form
    75,485.40/113,258.85 = 38,056.26/x
  3. Step 3: Cross multiply
    75,485.40x = 113,258.85 × 38,056.26
  4. Step 4: Simplify right side
    75,485.40x = 4,310,208,242.90
  5. Step 5: Solve for x
    x = 4,310,208,242.90/75,485.40
  6. Step 6: Final answer
    x = 57,099.89

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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.