Home / 98,836.14-148,147.84-42,702.82

Finding the Fourth Proportional to 98,836.14, 148,147.84 and 42,702.82

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Solution

The fourth proportional to 98,836.14, 148,147.84 and 42,702.82 is: 64,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,836.14 : 148,147.84 = 42,702.82 : x
  2. Step 2: Convert to fraction form
    98,836.14/148,147.84 = 42,702.82/x
  3. Step 3: Cross multiply
    98,836.14x = 148,147.84 × 42,702.82
  4. Step 4: Simplify right side
    98,836.14x = 6,326,330,544.91
  5. Step 5: Solve for x
    x = 6,326,330,544.91/98,836.14
  6. Step 6: Final answer
    x = 64,008.27

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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.