Home / 64,284.46-88,683.09-41,630.75

Finding the Fourth Proportional to 64,284.46, 88,683.09 and 41,630.75

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Solution

The fourth proportional to 64,284.46, 88,683.09 and 41,630.75 is: 57,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,284.46 : 88,683.09 = 41,630.75 : x
  2. Step 2: Convert to fraction form
    64,284.46/88,683.09 = 41,630.75/x
  3. Step 3: Cross multiply
    64,284.46x = 88,683.09 × 41,630.75
  4. Step 4: Simplify right side
    64,284.46x = 3,691,943,549.02
  5. Step 5: Solve for x
    x = 3,691,943,549.02/64,284.46
  6. Step 6: Final answer
    x = 57,431.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.