Home / 127,172.64-190,800.58-52,328.03

Finding the Fourth Proportional to 127,172.64, 190,800.58 and 52,328.03

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Solution

The fourth proportional to 127,172.64, 190,800.58 and 52,328.03 is: 78,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,172.64 : 190,800.58 = 52,328.03 : x
  2. Step 2: Convert to fraction form
    127,172.64/190,800.58 = 52,328.03/x
  3. Step 3: Cross multiply
    127,172.64x = 190,800.58 × 52,328.03
  4. Step 4: Simplify right side
    127,172.64x = 9,984,218,820.44
  5. Step 5: Solve for x
    x = 9,984,218,820.44/127,172.64
  6. Step 6: Final answer
    x = 78,509.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.