Home / 167,946.08-231,814.32-134,189.60

Finding the Fourth Proportional to 167,946.08, 231,814.32 and 134,189.60

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Solution

The fourth proportional to 167,946.08, 231,814.32 and 134,189.60 is: 185,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,946.08 : 231,814.32 = 134,189.60 : x
  2. Step 2: Convert to fraction form
    167,946.08/231,814.32 = 134,189.60/x
  3. Step 3: Cross multiply
    167,946.08x = 231,814.32 × 134,189.60
  4. Step 4: Simplify right side
    167,946.08x = 31,107,070,875.07
  5. Step 5: Solve for x
    x = 31,107,070,875.07/167,946.08
  6. Step 6: Final answer
    x = 185,220.58

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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.