Home / 76,110.40-105,043.36-44,296.84

Finding the Fourth Proportional to 76,110.40, 105,043.36 and 44,296.84

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Solution

The fourth proportional to 76,110.40, 105,043.36 and 44,296.84 is: 61,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,110.40 : 105,043.36 = 44,296.84 : x
  2. Step 2: Convert to fraction form
    76,110.40/105,043.36 = 44,296.84/x
  3. Step 3: Cross multiply
    76,110.40x = 105,043.36 × 44,296.84
  4. Step 4: Simplify right side
    76,110.40x = 4,653,088,910.98
  5. Step 5: Solve for x
    x = 4,653,088,910.98/76,110.40
  6. Step 6: Final answer
    x = 61,136.05

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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.