Home / 66,009.03-91,072.93-37,713.03

Finding the Fourth Proportional to 66,009.03, 91,072.93 and 37,713.03

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Solution

The fourth proportional to 66,009.03, 91,072.93 and 37,713.03 is: 52,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,009.03 : 91,072.93 = 37,713.03 : x
  2. Step 2: Convert to fraction form
    66,009.03/91,072.93 = 37,713.03/x
  3. Step 3: Cross multiply
    66,009.03x = 91,072.93 × 37,713.03
  4. Step 4: Simplify right side
    66,009.03x = 3,434,636,141.28
  5. Step 5: Solve for x
    x = 3,434,636,141.28/66,009.03
  6. Step 6: Final answer
    x = 52,032.82

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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.