Home / 209,353.10-313,982.47-59,590.07

Finding the Fourth Proportional to 209,353.10, 313,982.47 and 59,590.07

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Solution

The fourth proportional to 209,353.10, 313,982.47 and 59,590.07 is: 89,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,353.10 : 313,982.47 = 59,590.07 : x
  2. Step 2: Convert to fraction form
    209,353.10/313,982.47 = 59,590.07/x
  3. Step 3: Cross multiply
    209,353.10x = 313,982.47 × 59,590.07
  4. Step 4: Simplify right side
    209,353.10x = 18,710,235,796.16
  5. Step 5: Solve for x
    x = 18,710,235,796.16/209,353.10
  6. Step 6: Final answer
    x = 89,371.67

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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.