Home / 205,042.76-283,075.26-133,386.92

Finding the Fourth Proportional to 205,042.76, 283,075.26 and 133,386.92

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Solution

The fourth proportional to 205,042.76, 283,075.26 and 133,386.92 is: 184,149.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,042.76 : 283,075.26 = 133,386.92 : x
  2. Step 2: Convert to fraction form
    205,042.76/283,075.26 = 133,386.92/x
  3. Step 3: Cross multiply
    205,042.76x = 283,075.26 × 133,386.92
  4. Step 4: Simplify right side
    205,042.76x = 37,758,537,059.60
  5. Step 5: Solve for x
    x = 37,758,537,059.60/205,042.76
  6. Step 6: Final answer
    x = 184,149.57

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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.