Home / 77,852.28-107,436.96-44,320.44

Finding the Fourth Proportional to 77,852.28, 107,436.96 and 44,320.44

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Solution

The fourth proportional to 77,852.28, 107,436.96 and 44,320.44 is: 61,162.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,852.28 : 107,436.96 = 44,320.44 : x
  2. Step 2: Convert to fraction form
    77,852.28/107,436.96 = 44,320.44/x
  3. Step 3: Cross multiply
    77,852.28x = 107,436.96 × 44,320.44
  4. Step 4: Simplify right side
    77,852.28x = 4,761,653,339.46
  5. Step 5: Solve for x
    x = 4,761,653,339.46/77,852.28
  6. Step 6: Final answer
    x = 61,162.67

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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.