Home / 220,927.27-304,871.65-135,030.01

Finding the Fourth Proportional to 220,927.27, 304,871.65 and 135,030.01

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Solution

The fourth proportional to 220,927.27, 304,871.65 and 135,030.01 is: 186,336.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,927.27 : 304,871.65 = 135,030.01 : x
  2. Step 2: Convert to fraction form
    220,927.27/304,871.65 = 135,030.01/x
  3. Step 3: Cross multiply
    220,927.27x = 304,871.65 × 135,030.01
  4. Step 4: Simplify right side
    220,927.27x = 41,166,821,948.22
  5. Step 5: Solve for x
    x = 41,166,821,948.22/220,927.27
  6. Step 6: Final answer
    x = 186,336.53

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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.