Home / 302,486.40-453,729.60-92,124.34

Finding the Fourth Proportional to 302,486.40, 453,729.60 and 92,124.34

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Solution

The fourth proportional to 302,486.40, 453,729.60 and 92,124.34 is: 138,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,486.40 : 453,729.60 = 92,124.34 : x
  2. Step 2: Convert to fraction form
    302,486.40/453,729.60 = 92,124.34/x
  3. Step 3: Cross multiply
    302,486.40x = 453,729.60 × 92,124.34
  4. Step 4: Simplify right side
    302,486.40x = 41,799,538,804.14
  5. Step 5: Solve for x
    x = 41,799,538,804.14/302,486.40
  6. Step 6: Final answer
    x = 138,186.51

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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.