Home / 205,075.16-307,610.82-64,833.80

Finding the Fourth Proportional to 205,075.16, 307,610.82 and 64,833.80

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Solution

The fourth proportional to 205,075.16, 307,610.82 and 64,833.80 is: 97,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,075.16 : 307,610.82 = 64,833.80 : x
  2. Step 2: Convert to fraction form
    205,075.16/307,610.82 = 64,833.80/x
  3. Step 3: Cross multiply
    205,075.16x = 307,610.82 × 64,833.80
  4. Step 4: Simplify right side
    205,075.16x = 19,943,578,381.72
  5. Step 5: Solve for x
    x = 19,943,578,381.72/205,075.16
  6. Step 6: Final answer
    x = 97,250.09

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1.5x scale

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.