Home / 253,988.06-350,504.01-140,810.81

Finding the Fourth Proportional to 253,988.06, 350,504.01 and 140,810.81

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Solution

The fourth proportional to 253,988.06, 350,504.01 and 140,810.81 is: 194,319.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,988.06 : 350,504.01 = 140,810.81 : x
  2. Step 2: Convert to fraction form
    253,988.06/350,504.01 = 140,810.81/x
  3. Step 3: Cross multiply
    253,988.06x = 350,504.01 × 140,810.81
  4. Step 4: Simplify right side
    253,988.06x = 49,354,751,803.83
  5. Step 5: Solve for x
    x = 49,354,751,803.83/253,988.06
  6. Step 6: Final answer
    x = 194,319.18

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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.