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Finding the Fourth Proportional to 248,256.01, 342,618.51 and 146,314.30

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Solution

The fourth proportional to 248,256.01, 342,618.51 and 146,314.30 is: 201,928.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,256.01 : 342,618.51 = 146,314.30 : x
  2. Step 2: Convert to fraction form
    248,256.01/342,618.51 = 146,314.30/x
  3. Step 3: Cross multiply
    248,256.01x = 342,618.51 × 146,314.30
  4. Step 4: Simplify right side
    248,256.01x = 50,129,985,744.60
  5. Step 5: Solve for x
    x = 50,129,985,744.60/248,256.01
  6. Step 6: Final answer
    x = 201,928.59

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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.