Home / 260,412.35-359,367.31-147,235.55

Finding the Fourth Proportional to 260,412.35, 359,367.31 and 147,235.55

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Solution

The fourth proportional to 260,412.35, 359,367.31 and 147,235.55 is: 203,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,412.35 : 359,367.31 = 147,235.55 : x
  2. Step 2: Convert to fraction form
    260,412.35/359,367.31 = 147,235.55/x
  3. Step 3: Cross multiply
    260,412.35x = 359,367.31 × 147,235.55
  4. Step 4: Simplify right side
    260,412.35x = 52,911,643,539.87
  5. Step 5: Solve for x
    x = 52,911,643,539.87/260,412.35
  6. Step 6: Final answer
    x = 203,184.08

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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.