Home / 77,334.47-106,730.42-43,352.13

Finding the Fourth Proportional to 77,334.47, 106,730.42 and 43,352.13

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Solution

The fourth proportional to 77,334.47, 106,730.42 and 43,352.13 is: 59,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,334.47 : 106,730.42 = 43,352.13 : x
  2. Step 2: Convert to fraction form
    77,334.47/106,730.42 = 43,352.13/x
  3. Step 3: Cross multiply
    77,334.47x = 106,730.42 × 43,352.13
  4. Step 4: Simplify right side
    77,334.47x = 4,626,990,826.03
  5. Step 5: Solve for x
    x = 4,626,990,826.03/77,334.47
  6. Step 6: Final answer
    x = 59,830.90

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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.