Home / 209,472.09-314,160.80-59,709.17

Finding the Fourth Proportional to 209,472.09, 314,160.80 and 59,709.17

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Solution

The fourth proportional to 209,472.09, 314,160.80 and 59,709.17 is: 89,550.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,472.09 : 314,160.80 = 59,709.17 : x
  2. Step 2: Convert to fraction form
    209,472.09/314,160.80 = 59,709.17/x
  3. Step 3: Cross multiply
    209,472.09x = 314,160.80 × 59,709.17
  4. Step 4: Simplify right side
    209,472.09x = 18,758,278,745.19
  5. Step 5: Solve for x
    x = 18,758,278,745.19/209,472.09
  6. Step 6: Final answer
    x = 89,550.25

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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.