Home / 238,268.16-357,269.76-98,121.60

Finding the Fourth Proportional to 238,268.16, 357,269.76 and 98,121.60

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Solution

The fourth proportional to 238,268.16, 357,269.76 and 98,121.60 is: 147,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,268.16 : 357,269.76 = 98,121.60 : x
  2. Step 2: Convert to fraction form
    238,268.16/357,269.76 = 98,121.60/x
  3. Step 3: Cross multiply
    238,268.16x = 357,269.76 × 98,121.60
  4. Step 4: Simplify right side
    238,268.16x = 35,055,880,482.82
  5. Step 5: Solve for x
    x = 35,055,880,482.82/238,268.16
  6. Step 6: Final answer
    x = 147,127.84

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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.