Home / 155,328.84-214,095.64-109,948.60

Finding the Fourth Proportional to 155,328.84, 214,095.64 and 109,948.60

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Solution

The fourth proportional to 155,328.84, 214,095.64 and 109,948.60 is: 151,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,328.84 : 214,095.64 = 109,948.60 : x
  2. Step 2: Convert to fraction form
    155,328.84/214,095.64 = 109,948.60/x
  3. Step 3: Cross multiply
    155,328.84x = 214,095.64 × 109,948.60
  4. Step 4: Simplify right side
    155,328.84x = 23,539,515,884.10
  5. Step 5: Solve for x
    x = 23,539,515,884.10/155,328.84
  6. Step 6: Final answer
    x = 151,546.33

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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.