Home / 77,496.10-116,215.35-30,739.30

Finding the Fourth Proportional to 77,496.10, 116,215.35 and 30,739.30

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Solution

The fourth proportional to 77,496.10, 116,215.35 and 30,739.30 is: 46,097.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,496.10 : 116,215.35 = 30,739.30 : x
  2. Step 2: Convert to fraction form
    77,496.10/116,215.35 = 30,739.30/x
  3. Step 3: Cross multiply
    77,496.10x = 116,215.35 × 30,739.30
  4. Step 4: Simplify right side
    77,496.10x = 3,572,378,508.26
  5. Step 5: Solve for x
    x = 3,572,378,508.26/77,496.10
  6. Step 6: Final answer
    x = 46,097.53

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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.