Home / 127,271.96-190,908.46-43,032.58

Finding the Fourth Proportional to 127,271.96, 190,908.46 and 43,032.58

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Solution

The fourth proportional to 127,271.96, 190,908.46 and 43,032.58 is: 64,549.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,271.96 : 190,908.46 = 43,032.58 : x
  2. Step 2: Convert to fraction form
    127,271.96/190,908.46 = 43,032.58/x
  3. Step 3: Cross multiply
    127,271.96x = 190,908.46 × 43,032.58
  4. Step 4: Simplify right side
    127,271.96x = 8,215,283,577.63
  5. Step 5: Solve for x
    x = 8,215,283,577.63/127,271.96
  6. Step 6: Final answer
    x = 64,549.05

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Why These Related Problems?

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