Home / 66,237.01-91,407.29-36,022.32

Finding the Fourth Proportional to 66,237.01, 91,407.29 and 36,022.32

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Solution

The fourth proportional to 66,237.01, 91,407.29 and 36,022.32 is: 49,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,237.01 : 91,407.29 = 36,022.32 : x
  2. Step 2: Convert to fraction form
    66,237.01/91,407.29 = 36,022.32/x
  3. Step 3: Cross multiply
    66,237.01x = 91,407.29 × 36,022.32
  4. Step 4: Simplify right side
    66,237.01x = 3,292,702,470.60
  5. Step 5: Solve for x
    x = 3,292,702,470.60/66,237.01
  6. Step 6: Final answer
    x = 49,710.92

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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.