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Finding the Fourth Proportional to 248,295.39, 342,619.73 and 146,314.23

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Solution

The fourth proportional to 248,295.39, 342,619.73 and 146,314.23 is: 201,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,295.39 : 342,619.73 = 146,314.23 : x
  2. Step 2: Convert to fraction form
    248,295.39/342,619.73 = 146,314.23/x
  3. Step 3: Cross multiply
    248,295.39x = 342,619.73 × 146,314.23
  4. Step 4: Simplify right side
    248,295.39x = 50,130,141,246.19
  5. Step 5: Solve for x
    x = 50,130,141,246.19/248,295.39
  6. Step 6: Final answer
    x = 201,897.19

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1.5x scale

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.