Home / 51,125.80-76,688.70-16,065.40

Finding the Fourth Proportional to 51,125.80, 76,688.70 and 16,065.40

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Solution

The fourth proportional to 51,125.80, 76,688.70 and 16,065.40 is: 24,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,125.80 : 76,688.70 = 16,065.40 : x
  2. Step 2: Convert to fraction form
    51,125.80/76,688.70 = 16,065.40/x
  3. Step 3: Cross multiply
    51,125.80x = 76,688.70 × 16,065.40
  4. Step 4: Simplify right side
    51,125.80x = 1,232,034,640.98
  5. Step 5: Solve for x
    x = 1,232,034,640.98/51,125.80
  6. Step 6: Final answer
    x = 24,098.10

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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.