Home / 292,506.12-438,823.98-92,837.88

Finding the Fourth Proportional to 292,506.12, 438,823.98 and 92,837.88

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Solution

The fourth proportional to 292,506.12, 438,823.98 and 92,837.88 is: 139,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,506.12 : 438,823.98 = 92,837.88 : x
  2. Step 2: Convert to fraction form
    292,506.12/438,823.98 = 92,837.88/x
  3. Step 3: Cross multiply
    292,506.12x = 438,823.98 × 92,837.88
  4. Step 4: Simplify right side
    292,506.12x = 40,739,487,996.36
  5. Step 5: Solve for x
    x = 40,739,487,996.36/292,506.12
  6. Step 6: Final answer
    x = 139,277.39

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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.