Home / 66,106.55-91,157.28-46,966.37

Finding the Fourth Proportional to 66,106.55, 91,157.28 and 46,966.37

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Solution

The fourth proportional to 66,106.55, 91,157.28 and 46,966.37 is: 64,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,106.55 : 91,157.28 = 46,966.37 : x
  2. Step 2: Convert to fraction form
    66,106.55/91,157.28 = 46,966.37/x
  3. Step 3: Cross multiply
    66,106.55x = 91,157.28 × 46,966.37
  4. Step 4: Simplify right side
    66,106.55x = 4,281,326,084.89
  5. Step 5: Solve for x
    x = 4,281,326,084.89/66,106.55
  6. Step 6: Final answer
    x = 64,764.03

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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.