Home / 96,477.31-133,065.47-84,519.89

Finding the Fourth Proportional to 96,477.31, 133,065.47 and 84,519.89

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Solution

The fourth proportional to 96,477.31, 133,065.47 and 84,519.89 is: 116,573.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,477.31 : 133,065.47 = 84,519.89 : x
  2. Step 2: Convert to fraction form
    96,477.31/133,065.47 = 84,519.89/x
  3. Step 3: Cross multiply
    96,477.31x = 133,065.47 × 84,519.89
  4. Step 4: Simplify right side
    96,477.31x = 11,246,678,887.20
  5. Step 5: Solve for x
    x = 11,246,678,887.20/96,477.31
  6. Step 6: Final answer
    x = 116,573.31

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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.