Home / 165,070.48-228,010.94-136,505.52

Finding the Fourth Proportional to 165,070.48, 228,010.94 and 136,505.52

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Solution

The fourth proportional to 165,070.48, 228,010.94 and 136,505.52 is: 188,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,070.48 : 228,010.94 = 136,505.52 : x
  2. Step 2: Convert to fraction form
    165,070.48/228,010.94 = 136,505.52/x
  3. Step 3: Cross multiply
    165,070.48x = 228,010.94 × 136,505.52
  4. Step 4: Simplify right side
    165,070.48x = 31,124,752,271.65
  5. Step 5: Solve for x
    x = 31,124,752,271.65/165,070.48
  6. Step 6: Final answer
    x = 188,554.32

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1.5x scale

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.