Home / 292,046.04-438,111.99-92,321.10

Finding the Fourth Proportional to 292,046.04, 438,111.99 and 92,321.10

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Solution

The fourth proportional to 292,046.04, 438,111.99 and 92,321.10 is: 138,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,046.04 : 438,111.99 = 92,321.10 : x
  2. Step 2: Convert to fraction form
    292,046.04/438,111.99 = 92,321.10/x
  3. Step 3: Cross multiply
    292,046.04x = 438,111.99 × 92,321.10
  4. Step 4: Simplify right side
    292,046.04x = 40,446,980,839.99
  5. Step 5: Solve for x
    x = 40,446,980,839.99/292,046.04
  6. Step 6: Final answer
    x = 138,495.22

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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.