Home / 115,677.90-173,516.85-36,800.10

Finding the Fourth Proportional to 115,677.90, 173,516.85 and 36,800.10

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Solution

The fourth proportional to 115,677.90, 173,516.85 and 36,800.10 is: 55,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,677.90 : 173,516.85 = 36,800.10 : x
  2. Step 2: Convert to fraction form
    115,677.90/173,516.85 = 36,800.10/x
  3. Step 3: Cross multiply
    115,677.90x = 173,516.85 × 36,800.10
  4. Step 4: Simplify right side
    115,677.90x = 6,385,437,431.69
  5. Step 5: Solve for x
    x = 6,385,437,431.69/115,677.90
  6. Step 6: Final answer
    x = 55,200.15

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1.5x scale

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.