Home / 209,125.77-313,707.55-59,367.57

Finding the Fourth Proportional to 209,125.77, 313,707.55 and 59,367.57

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Solution

The fourth proportional to 209,125.77, 313,707.55 and 59,367.57 is: 89,056.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,125.77 : 313,707.55 = 59,367.57 : x
  2. Step 2: Convert to fraction form
    209,125.77/313,707.55 = 59,367.57/x
  3. Step 3: Cross multiply
    209,125.77x = 313,707.55 × 59,367.57
  4. Step 4: Simplify right side
    209,125.77x = 18,624,054,934.15
  5. Step 5: Solve for x
    x = 18,624,054,934.15/209,125.77
  6. Step 6: Final answer
    x = 89,056.72

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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.