Home / 66,328.99-91,535.96-37,648.08

Finding the Fourth Proportional to 66,328.99, 91,535.96 and 37,648.08

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Solution

The fourth proportional to 66,328.99, 91,535.96 and 37,648.08 is: 51,955.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,328.99 : 91,535.96 = 37,648.08 : x
  2. Step 2: Convert to fraction form
    66,328.99/91,535.96 = 37,648.08/x
  3. Step 3: Cross multiply
    66,328.99x = 91,535.96 × 37,648.08
  4. Step 4: Simplify right side
    66,328.99x = 3,446,153,144.96
  5. Step 5: Solve for x
    x = 3,446,153,144.96/66,328.99
  6. Step 6: Final answer
    x = 51,955.46

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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.