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Finding the Fourth Proportional to 260,337.94, 359,261.59 and 147,160.69

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Solution

The fourth proportional to 260,337.94, 359,261.59 and 147,160.69 is: 203,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,337.94 : 359,261.59 = 147,160.69 : x
  2. Step 2: Convert to fraction form
    260,337.94/359,261.59 = 147,160.69/x
  3. Step 3: Cross multiply
    260,337.94x = 359,261.59 × 147,160.69
  4. Step 4: Simplify right side
    260,337.94x = 52,869,183,474.90
  5. Step 5: Solve for x
    x = 52,869,183,474.90/260,337.94
  6. Step 6: Final answer
    x = 203,079.06

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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.