Home / 66,084.41-91,197.14-35,870.00

Finding the Fourth Proportional to 66,084.41, 91,197.14 and 35,870.00

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Solution

The fourth proportional to 66,084.41, 91,197.14 and 35,870.00 is: 49,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,084.41 : 91,197.14 = 35,870.00 : x
  2. Step 2: Convert to fraction form
    66,084.41/91,197.14 = 35,870.00/x
  3. Step 3: Cross multiply
    66,084.41x = 91,197.14 × 35,870.00
  4. Step 4: Simplify right side
    66,084.41x = 3,271,240,776.46
  5. Step 5: Solve for x
    x = 3,271,240,776.46/66,084.41
  6. Step 6: Final answer
    x = 49,500.95

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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.