Home / 76,096.18-105,054.97-45,889.16

Finding the Fourth Proportional to 76,096.18, 105,054.97 and 45,889.16

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Solution

The fourth proportional to 76,096.18, 105,054.97 and 45,889.16 is: 63,352.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,096.18 : 105,054.97 = 45,889.16 : x
  2. Step 2: Convert to fraction form
    76,096.18/105,054.97 = 45,889.16/x
  3. Step 3: Cross multiply
    76,096.18x = 105,054.97 × 45,889.16
  4. Step 4: Simplify right side
    76,096.18x = 4,820,883,892.40
  5. Step 5: Solve for x
    x = 4,820,883,892.40/76,096.18
  6. Step 6: Final answer
    x = 63,352.51

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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.