Home / 220,968.48-304,922.13-130,303.65

Finding the Fourth Proportional to 220,968.48, 304,922.13 and 130,303.65

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Solution

The fourth proportional to 220,968.48, 304,922.13 and 130,303.65 is: 179,810.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,968.48 : 304,922.13 = 130,303.65 : x
  2. Step 2: Convert to fraction form
    220,968.48/304,922.13 = 130,303.65/x
  3. Step 3: Cross multiply
    220,968.48x = 304,922.13 × 130,303.65
  4. Step 4: Simplify right side
    220,968.48x = 39,732,466,504.77
  5. Step 5: Solve for x
    x = 39,732,466,504.77/220,968.48
  6. Step 6: Final answer
    x = 179,810.56

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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.