Home / 304,271.02-456,400.86-91,039.06

Finding the Fourth Proportional to 304,271.02, 456,400.86 and 91,039.06

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Solution

The fourth proportional to 304,271.02, 456,400.86 and 91,039.06 is: 136,556.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,271.02 : 456,400.86 = 91,039.06 : x
  2. Step 2: Convert to fraction form
    304,271.02/456,400.86 = 91,039.06/x
  3. Step 3: Cross multiply
    304,271.02x = 456,400.86 × 91,039.06
  4. Step 4: Simplify right side
    304,271.02x = 41,550,305,277.59
  5. Step 5: Solve for x
    x = 41,550,305,277.59/304,271.02
  6. Step 6: Final answer
    x = 136,556.89

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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.