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Finding the Fourth Proportional to 260,235.37, 359,120.14 and 147,055.69

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Solution

The fourth proportional to 260,235.37, 359,120.14 and 147,055.69 is: 202,934.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,235.37 : 359,120.14 = 147,055.69 : x
  2. Step 2: Convert to fraction form
    260,235.37/359,120.14 = 147,055.69/x
  3. Step 3: Cross multiply
    260,235.37x = 359,120.14 × 147,055.69
  4. Step 4: Simplify right side
    260,235.37x = 52,810,659,980.60
  5. Step 5: Solve for x
    x = 52,810,659,980.60/260,235.37
  6. Step 6: Final answer
    x = 202,934.21

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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.