Home / 53,756.46-80,624.16-51,089.34

Finding the Fourth Proportional to 53,756.46, 80,624.16 and 51,089.34

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Solution

The fourth proportional to 53,756.46, 80,624.16 and 51,089.34 is: 76,624.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,756.46 : 80,624.16 = 51,089.34 : x
  2. Step 2: Convert to fraction form
    53,756.46/80,624.16 = 51,089.34/x
  3. Step 3: Cross multiply
    53,756.46x = 80,624.16 × 51,089.34
  4. Step 4: Simplify right side
    53,756.46x = 4,119,035,122.45
  5. Step 5: Solve for x
    x = 4,119,035,122.45/53,756.46
  6. Step 6: Final answer
    x = 76,624.00

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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.