Home / 76,030.66-113,763.49-47,818.98

Finding the Fourth Proportional to 76,030.66, 113,763.49 and 47,818.98

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Solution

The fourth proportional to 76,030.66, 113,763.49 and 47,818.98 is: 71,550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,030.66 : 113,763.49 = 47,818.98 : x
  2. Step 2: Convert to fraction form
    76,030.66/113,763.49 = 47,818.98/x
  3. Step 3: Cross multiply
    76,030.66x = 113,763.49 × 47,818.98
  4. Step 4: Simplify right side
    76,030.66x = 5,440,054,053.04
  5. Step 5: Solve for x
    x = 5,440,054,053.04/76,030.66
  6. Step 6: Final answer
    x = 71,550.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.