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Finding the Fourth Proportional to 119,915.55, 179,841.99 and 35,653.02

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Solution

The fourth proportional to 119,915.55, 179,841.99 and 35,653.02 is: 53,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,915.55 : 179,841.99 = 35,653.02 : x
  2. Step 2: Convert to fraction form
    119,915.55/179,841.99 = 35,653.02/x
  3. Step 3: Cross multiply
    119,915.55x = 179,841.99 × 35,653.02
  4. Step 4: Simplify right side
    119,915.55x = 6,411,910,066.31
  5. Step 5: Solve for x
    x = 6,411,910,066.31/119,915.55
  6. Step 6: Final answer
    x = 53,470.21

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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.