Home / 76,956.20-106,181.52-46,740.68

Finding the Fourth Proportional to 76,956.20, 106,181.52 and 46,740.68

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Solution

The fourth proportional to 76,956.20, 106,181.52 and 46,740.68 is: 64,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,956.20 : 106,181.52 = 46,740.68 : x
  2. Step 2: Convert to fraction form
    76,956.20/106,181.52 = 46,740.68/x
  3. Step 3: Cross multiply
    76,956.20x = 106,181.52 × 46,740.68
  4. Step 4: Simplify right side
    76,956.20x = 4,962,996,448.23
  5. Step 5: Solve for x
    x = 4,962,996,448.23/76,956.20
  6. Step 6: Final answer
    x = 64,491.18

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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.