Home / 115,860.08-173,776.34-31,627.10

Finding the Fourth Proportional to 115,860.08, 173,776.34 and 31,627.10

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Solution

The fourth proportional to 115,860.08, 173,776.34 and 31,627.10 is: 47,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,860.08 : 173,776.34 = 31,627.10 : x
  2. Step 2: Convert to fraction form
    115,860.08/173,776.34 = 31,627.10/x
  3. Step 3: Cross multiply
    115,860.08x = 173,776.34 × 31,627.10
  4. Step 4: Simplify right side
    115,860.08x = 5,496,041,682.81
  5. Step 5: Solve for x
    x = 5,496,041,682.81/115,860.08
  6. Step 6: Final answer
    x = 47,436.89

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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.