Home / 43,754.30-65,639.91-30,302.27

Finding the Fourth Proportional to 43,754.30, 65,639.91 and 30,302.27

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Solution

The fourth proportional to 43,754.30, 65,639.91 and 30,302.27 is: 45,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,754.30 : 65,639.91 = 30,302.27 : x
  2. Step 2: Convert to fraction form
    43,754.30/65,639.91 = 30,302.27/x
  3. Step 3: Cross multiply
    43,754.30x = 65,639.91 × 30,302.27
  4. Step 4: Simplify right side
    43,754.30x = 1,989,038,275.60
  5. Step 5: Solve for x
    x = 1,989,038,275.60/43,754.30
  6. Step 6: Final answer
    x = 45,459.26

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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.