Home / 199,482.48-275,321.43-118,915.16

Finding the Fourth Proportional to 199,482.48, 275,321.43 and 118,915.16

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Solution

The fourth proportional to 199,482.48, 275,321.43 and 118,915.16 is: 164,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,482.48 : 275,321.43 = 118,915.16 : x
  2. Step 2: Convert to fraction form
    199,482.48/275,321.43 = 118,915.16/x
  3. Step 3: Cross multiply
    199,482.48x = 275,321.43 × 118,915.16
  4. Step 4: Simplify right side
    199,482.48x = 32,739,890,523.27
  5. Step 5: Solve for x
    x = 32,739,890,523.27/199,482.48
  6. Step 6: Final answer
    x = 164,124.14

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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.