Home / 342,835.37-473,099.74-187,784.20

Finding the Fourth Proportional to 342,835.37, 473,099.74 and 187,784.20

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Solution

The fourth proportional to 342,835.37, 473,099.74 and 187,784.20 is: 259,135.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,835.37 : 473,099.74 = 187,784.20 : x
  2. Step 2: Convert to fraction form
    342,835.37/473,099.74 = 187,784.20/x
  3. Step 3: Cross multiply
    342,835.37x = 473,099.74 × 187,784.20
  4. Step 4: Simplify right side
    342,835.37x = 88,840,656,196.11
  5. Step 5: Solve for x
    x = 88,840,656,196.11/342,835.37
  6. Step 6: Final answer
    x = 259,135.04

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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.