Home / 66,440.19-91,724.77-46,051.88

Finding the Fourth Proportional to 66,440.19, 91,724.77 and 46,051.88

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Solution

The fourth proportional to 66,440.19, 91,724.77 and 46,051.88 is: 63,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440.19 : 91,724.77 = 46,051.88 : x
  2. Step 2: Convert to fraction form
    66,440.19/91,724.77 = 46,051.88/x
  3. Step 3: Cross multiply
    66,440.19x = 91,724.77 × 46,051.88
  4. Step 4: Simplify right side
    66,440.19x = 4,224,098,101.07
  5. Step 5: Solve for x
    x = 4,224,098,101.07/66,440.19
  6. Step 6: Final answer
    x = 63,577.46

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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.