Home / 115,911.20-173,823.60-41,002.40

Finding the Fourth Proportional to 115,911.20, 173,823.60 and 41,002.40

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Solution

The fourth proportional to 115,911.20, 173,823.60 and 41,002.40 is: 61,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,911.20 : 173,823.60 = 41,002.40 : x
  2. Step 2: Convert to fraction form
    115,911.20/173,823.60 = 41,002.40/x
  3. Step 3: Cross multiply
    115,911.20x = 173,823.60 × 41,002.40
  4. Step 4: Simplify right side
    115,911.20x = 7,127,184,776.64
  5. Step 5: Solve for x
    x = 7,127,184,776.64/115,911.20
  6. Step 6: Final answer
    x = 61,488.32

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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.