Home / 269,239.02-371,567.39-154,554.80

Finding the Fourth Proportional to 269,239.02, 371,567.39 and 154,554.80

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Solution

The fourth proportional to 269,239.02, 371,567.39 and 154,554.80 is: 213,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,239.02 : 371,567.39 = 154,554.80 : x
  2. Step 2: Convert to fraction form
    269,239.02/371,567.39 = 154,554.80/x
  3. Step 3: Cross multiply
    269,239.02x = 371,567.39 × 154,554.80
  4. Step 4: Simplify right side
    269,239.02x = 57,427,521,017.36
  5. Step 5: Solve for x
    x = 57,427,521,017.36/269,239.02
  6. Step 6: Final answer
    x = 213,295.68

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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.