Home / 55,260.17-76,259.10-30,109.67

Finding the Fourth Proportional to 55,260.17, 76,259.10 and 30,109.67

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Solution

The fourth proportional to 55,260.17, 76,259.10 and 30,109.67 is: 41,551.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,260.17 : 76,259.10 = 30,109.67 : x
  2. Step 2: Convert to fraction form
    55,260.17/76,259.10 = 30,109.67/x
  3. Step 3: Cross multiply
    55,260.17x = 76,259.10 × 30,109.67
  4. Step 4: Simplify right side
    55,260.17x = 2,296,136,527.99
  5. Step 5: Solve for x
    x = 2,296,136,527.99/55,260.17
  6. Step 6: Final answer
    x = 41,551.38

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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.