Home / 209,050.71-313,587.95-59,279.15

Finding the Fourth Proportional to 209,050.71, 313,587.95 and 59,279.15

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Solution

The fourth proportional to 209,050.71, 313,587.95 and 59,279.15 is: 88,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,050.71 : 313,587.95 = 59,279.15 : x
  2. Step 2: Convert to fraction form
    209,050.71/313,587.95 = 59,279.15/x
  3. Step 3: Cross multiply
    209,050.71x = 313,587.95 × 59,279.15
  4. Step 4: Simplify right side
    209,050.71x = 18,589,225,261.91
  5. Step 5: Solve for x
    x = 18,589,225,261.91/209,050.71
  6. Step 6: Final answer
    x = 88,922.09

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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.