Home / 213,075.74-319,558.33-63,280.82

Finding the Fourth Proportional to 213,075.74, 319,558.33 and 63,280.82

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Solution

The fourth proportional to 213,075.74, 319,558.33 and 63,280.82 is: 94,904.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,075.74 : 319,558.33 = 63,280.82 : x
  2. Step 2: Convert to fraction form
    213,075.74/319,558.33 = 63,280.82/x
  3. Step 3: Cross multiply
    213,075.74x = 319,558.33 × 63,280.82
  4. Step 4: Simplify right side
    213,075.74x = 20,221,913,160.23
  5. Step 5: Solve for x
    x = 20,221,913,160.23/213,075.74
  6. Step 6: Final answer
    x = 94,904.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.