Home / 185,465.69-255,939.62-104,890.19

Finding the Fourth Proportional to 185,465.69, 255,939.62 and 104,890.19

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Solution

The fourth proportional to 185,465.69, 255,939.62 and 104,890.19 is: 144,746.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,465.69 : 255,939.62 = 104,890.19 : x
  2. Step 2: Convert to fraction form
    185,465.69/255,939.62 = 104,890.19/x
  3. Step 3: Cross multiply
    185,465.69x = 255,939.62 × 104,890.19
  4. Step 4: Simplify right side
    185,465.69x = 26,845,553,566.18
  5. Step 5: Solve for x
    x = 26,845,553,566.18/185,465.69
  6. Step 6: Final answer
    x = 144,746.74

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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.