Home / 247,846.10-342,028.47-140,436.02

Finding the Fourth Proportional to 247,846.10, 342,028.47 and 140,436.02

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Solution

The fourth proportional to 247,846.10, 342,028.47 and 140,436.02 is: 193,802.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,846.10 : 342,028.47 = 140,436.02 : x
  2. Step 2: Convert to fraction form
    247,846.10/342,028.47 = 140,436.02/x
  3. Step 3: Cross multiply
    247,846.10x = 342,028.47 × 140,436.02
  4. Step 4: Simplify right side
    247,846.10x = 48,033,117,053.49
  5. Step 5: Solve for x
    x = 48,033,117,053.49/247,846.10
  6. Step 6: Final answer
    x = 193,802.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.