Home / 208,886.13-313,341.35-59,113.89

Finding the Fourth Proportional to 208,886.13, 313,341.35 and 59,113.89

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Solution

The fourth proportional to 208,886.13, 313,341.35 and 59,113.89 is: 88,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,886.13 : 313,341.35 = 59,113.89 : x
  2. Step 2: Convert to fraction form
    208,886.13/313,341.35 = 59,113.89/x
  3. Step 3: Cross multiply
    208,886.13x = 313,341.35 × 59,113.89
  4. Step 4: Simplify right side
    208,886.13x = 18,522,825,800.78
  5. Step 5: Solve for x
    x = 18,522,825,800.78/208,886.13
  6. Step 6: Final answer
    x = 88,674.27

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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.