Home / 66,534.87-91,662.15-46,355.25

Finding the Fourth Proportional to 66,534.87, 91,662.15 and 46,355.25

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Solution

The fourth proportional to 66,534.87, 91,662.15 and 46,355.25 is: 63,861.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,534.87 : 91,662.15 = 46,355.25 : x
  2. Step 2: Convert to fraction form
    66,534.87/91,662.15 = 46,355.25/x
  3. Step 3: Cross multiply
    66,534.87x = 91,662.15 × 46,355.25
  4. Step 4: Simplify right side
    66,534.87x = 4,249,021,878.79
  5. Step 5: Solve for x
    x = 4,249,021,878.79/66,534.87
  6. Step 6: Final answer
    x = 63,861.58

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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.