Home / 105,702.08-158,577.52-35,579.68

Finding the Fourth Proportional to 105,702.08, 158,577.52 and 35,579.68

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Solution

The fourth proportional to 105,702.08, 158,577.52 and 35,579.68 is: 53,377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,702.08 : 158,577.52 = 35,579.68 : x
  2. Step 2: Convert to fraction form
    105,702.08/158,577.52 = 35,579.68/x
  3. Step 3: Cross multiply
    105,702.08x = 158,577.52 × 35,579.68
  4. Step 4: Simplify right side
    105,702.08x = 5,642,137,416.79
  5. Step 5: Solve for x
    x = 5,642,137,416.79/105,702.08
  6. Step 6: Final answer
    x = 53,377.73

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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.