Home / 77,932.04-107,545.46-43,477.07

Finding the Fourth Proportional to 77,932.04, 107,545.46 and 43,477.07

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Solution

The fourth proportional to 77,932.04, 107,545.46 and 43,477.07 is: 59,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,932.04 : 107,545.46 = 43,477.07 : x
  2. Step 2: Convert to fraction form
    77,932.04/107,545.46 = 43,477.07/x
  3. Step 3: Cross multiply
    77,932.04x = 107,545.46 × 43,477.07
  4. Step 4: Simplify right side
    77,932.04x = 4,675,760,737.49
  5. Step 5: Solve for x
    x = 4,675,760,737.49/77,932.04
  6. Step 6: Final answer
    x = 59,997.93

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1.5x scale

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.