Home / 156,784.62-235,479.46-134,346

Finding the Fourth Proportional to 156,784.62, 235,479.46 and 134,346

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Solution

The fourth proportional to 156,784.62, 235,479.46 and 134,346 is: 201,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,784.62 : 235,479.46 = 134,346 : x
  2. Step 2: Convert to fraction form
    156,784.62/235,479.46 = 134,346/x
  3. Step 3: Cross multiply
    156,784.62x = 235,479.46 × 134,346
  4. Step 4: Simplify right side
    156,784.62x = 31,635,723,533.16
  5. Step 5: Solve for x
    x = 31,635,723,533.16/156,784.62
  6. Step 6: Final answer
    x = 201,778.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.