Home / 92,696.23-139,055.28-69,470.29

Finding the Fourth Proportional to 92,696.23, 139,055.28 and 69,470.29

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Solution

The fourth proportional to 92,696.23, 139,055.28 and 69,470.29 is: 104,213.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,696.23 : 139,055.28 = 69,470.29 : x
  2. Step 2: Convert to fraction form
    92,696.23/139,055.28 = 69,470.29/x
  3. Step 3: Cross multiply
    92,696.23x = 139,055.28 × 69,470.29
  4. Step 4: Simplify right side
    92,696.23x = 9,660,210,627.63
  5. Step 5: Solve for x
    x = 9,660,210,627.63/92,696.23
  6. Step 6: Final answer
    x = 104,213.63

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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.