Home / 66,328.23-91,528.33-37,648.48

Finding the Fourth Proportional to 66,328.23, 91,528.33 and 37,648.48

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Solution

The fourth proportional to 66,328.23, 91,528.33 and 37,648.48 is: 51,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,328.23 : 91,528.33 = 37,648.48 : x
  2. Step 2: Convert to fraction form
    66,328.23/91,528.33 = 37,648.48/x
  3. Step 3: Cross multiply
    66,328.23x = 91,528.33 × 37,648.48
  4. Step 4: Simplify right side
    66,328.23x = 3,445,902,501.44
  5. Step 5: Solve for x
    x = 3,445,902,501.44/66,328.23
  6. Step 6: Final answer
    x = 51,952.28

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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.