Home / 73,286.37-101,119.59-56,309.18

Finding the Fourth Proportional to 73,286.37, 101,119.59 and 56,309.18

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Solution

The fourth proportional to 73,286.37, 101,119.59 and 56,309.18 is: 77,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,286.37 : 101,119.59 = 56,309.18 : x
  2. Step 2: Convert to fraction form
    73,286.37/101,119.59 = 56,309.18/x
  3. Step 3: Cross multiply
    73,286.37x = 101,119.59 × 56,309.18
  4. Step 4: Simplify right side
    73,286.37x = 5,693,960,689.24
  5. Step 5: Solve for x
    x = 5,693,960,689.24/73,286.37
  6. Step 6: Final answer
    x = 77,694.67

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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.