Home / 260,525.12-359,531.10-145,802.86

Finding the Fourth Proportional to 260,525.12, 359,531.10 and 145,802.86

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Solution

The fourth proportional to 260,525.12, 359,531.10 and 145,802.86 is: 201,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,525.12 : 359,531.10 = 145,802.86 : x
  2. Step 2: Convert to fraction form
    260,525.12/359,531.10 = 145,802.86/x
  3. Step 3: Cross multiply
    260,525.12x = 359,531.10 × 145,802.86
  4. Step 4: Simplify right side
    260,525.12x = 52,420,662,638.95
  5. Step 5: Solve for x
    x = 52,420,662,638.95/260,525.12
  6. Step 6: Final answer
    x = 201,211.55

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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.