Home / 77,697.24-116,528.51-30,313.59

Finding the Fourth Proportional to 77,697.24, 116,528.51 and 30,313.59

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Solution

The fourth proportional to 77,697.24, 116,528.51 and 30,313.59 is: 45,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,697.24 : 116,528.51 = 30,313.59 : x
  2. Step 2: Convert to fraction form
    77,697.24/116,528.51 = 30,313.59/x
  3. Step 3: Cross multiply
    77,697.24x = 116,528.51 × 30,313.59
  4. Step 4: Simplify right side
    77,697.24x = 3,532,397,475.45
  5. Step 5: Solve for x
    x = 3,532,397,475.45/77,697.24
  6. Step 6: Final answer
    x = 45,463.62

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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.