Home / 112,053.13-154,629.38-61,064.82

Finding the Fourth Proportional to 112,053.13, 154,629.38 and 61,064.82

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Solution

The fourth proportional to 112,053.13, 154,629.38 and 61,064.82 is: 84,267.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,053.13 : 154,629.38 = 61,064.82 : x
  2. Step 2: Convert to fraction form
    112,053.13/154,629.38 = 61,064.82/x
  3. Step 3: Cross multiply
    112,053.13x = 154,629.38 × 61,064.82
  4. Step 4: Simplify right side
    112,053.13x = 9,442,415,409.07
  5. Step 5: Solve for x
    x = 9,442,415,409.07/112,053.13
  6. Step 6: Final answer
    x = 84,267.31

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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.