Home / 151,196.09-208,563.81-94,509.05

Finding the Fourth Proportional to 151,196.09, 208,563.81 and 94,509.05

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Solution

The fourth proportional to 151,196.09, 208,563.81 and 94,509.05 is: 130,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,196.09 : 208,563.81 = 94,509.05 : x
  2. Step 2: Convert to fraction form
    151,196.09/208,563.81 = 94,509.05/x
  3. Step 3: Cross multiply
    151,196.09x = 208,563.81 × 94,509.05
  4. Step 4: Simplify right side
    151,196.09x = 19,711,166,504.66
  5. Step 5: Solve for x
    x = 19,711,166,504.66/151,196.09
  6. Step 6: Final answer
    x = 130,368.23

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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.