Home / 134,178.51-201,236.63-39,383.24

Finding the Fourth Proportional to 134,178.51, 201,236.63 and 39,383.24

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Solution

The fourth proportional to 134,178.51, 201,236.63 and 39,383.24 is: 59,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,178.51 : 201,236.63 = 39,383.24 : x
  2. Step 2: Convert to fraction form
    134,178.51/201,236.63 = 39,383.24/x
  3. Step 3: Cross multiply
    134,178.51x = 201,236.63 × 39,383.24
  4. Step 4: Simplify right side
    134,178.51x = 7,925,350,496.08
  5. Step 5: Solve for x
    x = 7,925,350,496.08/134,178.51
  6. Step 6: Final answer
    x = 59,065.72

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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.