Home / 55,330.17-76,325.67-45,713.18

Finding the Fourth Proportional to 55,330.17, 76,325.67 and 45,713.18

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Solution

The fourth proportional to 55,330.17, 76,325.67 and 45,713.18 is: 63,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,330.17 : 76,325.67 = 45,713.18 : x
  2. Step 2: Convert to fraction form
    55,330.17/76,325.67 = 45,713.18/x
  3. Step 3: Cross multiply
    55,330.17x = 76,325.67 × 45,713.18
  4. Step 4: Simplify right side
    55,330.17x = 3,489,088,709.70
  5. Step 5: Solve for x
    x = 3,489,088,709.70/55,330.17
  6. Step 6: Final answer
    x = 63,059.43

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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.