Home / 140,275.09-193,459.97-118,576.48

Finding the Fourth Proportional to 140,275.09, 193,459.97 and 118,576.48

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Solution

The fourth proportional to 140,275.09, 193,459.97 and 118,576.48 is: 163,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,275.09 : 193,459.97 = 118,576.48 : x
  2. Step 2: Convert to fraction form
    140,275.09/193,459.97 = 118,576.48/x
  3. Step 3: Cross multiply
    140,275.09x = 193,459.97 × 118,576.48
  4. Step 4: Simplify right side
    140,275.09x = 22,939,802,649.64
  5. Step 5: Solve for x
    x = 22,939,802,649.64/140,275.09
  6. Step 6: Final answer
    x = 163,534.40

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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.