Home / 77,054.04-106,342.92-45,227.52

Finding the Fourth Proportional to 77,054.04, 106,342.92 and 45,227.52

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Solution

The fourth proportional to 77,054.04, 106,342.92 and 45,227.52 is: 62,418.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,054.04 : 106,342.92 = 45,227.52 : x
  2. Step 2: Convert to fraction form
    77,054.04/106,342.92 = 45,227.52/x
  3. Step 3: Cross multiply
    77,054.04x = 106,342.92 × 45,227.52
  4. Step 4: Simplify right side
    77,054.04x = 4,809,626,541.16
  5. Step 5: Solve for x
    x = 4,809,626,541.16/77,054.04
  6. Step 6: Final answer
    x = 62,418.88

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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.