Home / 203,030.10-303,681.15-182,121.30

Finding the Fourth Proportional to 203,030.10, 303,681.15 and 182,121.30

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Solution

The fourth proportional to 203,030.10, 303,681.15 and 182,121.30 is: 272,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,030.10 : 303,681.15 = 182,121.30 : x
  2. Step 2: Convert to fraction form
    203,030.10/303,681.15 = 182,121.30/x
  3. Step 3: Cross multiply
    203,030.10x = 303,681.15 × 182,121.30
  4. Step 4: Simplify right side
    203,030.10x = 55,306,805,823.50
  5. Step 5: Solve for x
    x = 55,306,805,823.50/203,030.10
  6. Step 6: Final answer
    x = 272,406.93

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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.