Home / 77,341.73-106,730.58-43,350.15

Finding the Fourth Proportional to 77,341.73, 106,730.58 and 43,350.15

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Solution

The fourth proportional to 77,341.73, 106,730.58 and 43,350.15 is: 59,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,341.73 : 106,730.58 = 43,350.15 : x
  2. Step 2: Convert to fraction form
    77,341.73/106,730.58 = 43,350.15/x
  3. Step 3: Cross multiply
    77,341.73x = 106,730.58 × 43,350.15
  4. Step 4: Simplify right side
    77,341.73x = 4,626,786,652.59
  5. Step 5: Solve for x
    x = 4,626,786,652.59/77,341.73
  6. Step 6: Final answer
    x = 59,822.65

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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.