Home / 107,764.43-148,709.05-59,356.94

Finding the Fourth Proportional to 107,764.43, 148,709.05 and 59,356.94

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Solution

The fourth proportional to 107,764.43, 148,709.05 and 59,356.94 is: 81,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,764.43 : 148,709.05 = 59,356.94 : x
  2. Step 2: Convert to fraction form
    107,764.43/148,709.05 = 59,356.94/x
  3. Step 3: Cross multiply
    107,764.43x = 148,709.05 × 59,356.94
  4. Step 4: Simplify right side
    107,764.43x = 8,826,913,266.37
  5. Step 5: Solve for x
    x = 8,826,913,266.37/107,764.43
  6. Step 6: Final answer
    x = 81,909.34

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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.