Home / 76,747.23-105,911.34-44,488.07

Finding the Fourth Proportional to 76,747.23, 105,911.34 and 44,488.07

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Solution

The fourth proportional to 76,747.23, 105,911.34 and 44,488.07 is: 61,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,747.23 : 105,911.34 = 44,488.07 : x
  2. Step 2: Convert to fraction form
    76,747.23/105,911.34 = 44,488.07/x
  3. Step 3: Cross multiply
    76,747.23x = 105,911.34 × 44,488.07
  4. Step 4: Simplify right side
    76,747.23x = 4,711,791,107.71
  5. Step 5: Solve for x
    x = 4,711,791,107.71/76,747.23
  6. Step 6: Final answer
    x = 61,393.63

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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.