Home / 101,287.02-151,826.84-51,274.38

Finding the Fourth Proportional to 101,287.02, 151,826.84 and 51,274.38

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Solution

The fourth proportional to 101,287.02, 151,826.84 and 51,274.38 is: 76,859.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,287.02 : 151,826.84 = 51,274.38 : x
  2. Step 2: Convert to fraction form
    101,287.02/151,826.84 = 51,274.38/x
  3. Step 3: Cross multiply
    101,287.02x = 151,826.84 × 51,274.38
  4. Step 4: Simplify right side
    101,287.02x = 7,784,827,088.36
  5. Step 5: Solve for x
    x = 7,784,827,088.36/101,287.02
  6. Step 6: Final answer
    x = 76,859.08

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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.