Home / 77,295.19-106,674.23-43,303.45

Finding the Fourth Proportional to 77,295.19, 106,674.23 and 43,303.45

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Solution

The fourth proportional to 77,295.19, 106,674.23 and 43,303.45 is: 59,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,295.19 : 106,674.23 = 43,303.45 : x
  2. Step 2: Convert to fraction form
    77,295.19/106,674.23 = 43,303.45/x
  3. Step 3: Cross multiply
    77,295.19x = 106,674.23 × 43,303.45
  4. Step 4: Simplify right side
    77,295.19x = 4,619,362,569.03
  5. Step 5: Solve for x
    x = 4,619,362,569.03/77,295.19
  6. Step 6: Final answer
    x = 59,762.62

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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.