Home / 149,410.86-223,994.17-69,498.65

Finding the Fourth Proportional to 149,410.86, 223,994.17 and 69,498.65

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Solution

The fourth proportional to 149,410.86, 223,994.17 and 69,498.65 is: 104,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,410.86 : 223,994.17 = 69,498.65 : x
  2. Step 2: Convert to fraction form
    149,410.86/223,994.17 = 69,498.65/x
  3. Step 3: Cross multiply
    149,410.86x = 223,994.17 × 69,498.65
  4. Step 4: Simplify right side
    149,410.86x = 15,567,292,422.87
  5. Step 5: Solve for x
    x = 15,567,292,422.87/149,410.86
  6. Step 6: Final answer
    x = 104,191.17

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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.