Home / 66,022.73-91,102.60-37,346.30

Finding the Fourth Proportional to 66,022.73, 91,102.60 and 37,346.30

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Solution

The fourth proportional to 66,022.73, 91,102.60 and 37,346.30 is: 51,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,022.73 : 91,102.60 = 37,346.30 : x
  2. Step 2: Convert to fraction form
    66,022.73/91,102.60 = 37,346.30/x
  3. Step 3: Cross multiply
    66,022.73x = 91,102.60 × 37,346.30
  4. Step 4: Simplify right side
    66,022.73x = 3,402,345,030.38
  5. Step 5: Solve for x
    x = 3,402,345,030.38/66,022.73
  6. Step 6: Final answer
    x = 51,532.93

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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.