Home / 292,963.23-439,299.47-93,257.66

Finding the Fourth Proportional to 292,963.23, 439,299.47 and 93,257.66

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Solution

The fourth proportional to 292,963.23, 439,299.47 and 93,257.66 is: 139,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,963.23 : 439,299.47 = 93,257.66 : x
  2. Step 2: Convert to fraction form
    292,963.23/439,299.47 = 93,257.66/x
  3. Step 3: Cross multiply
    292,963.23x = 439,299.47 × 93,257.66
  4. Step 4: Simplify right side
    292,963.23x = 40,968,041,418.26
  5. Step 5: Solve for x
    x = 40,968,041,418.26/292,963.23
  6. Step 6: Final answer
    x = 139,840.22

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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.