Home / 209,960.32-314,875.88-60,160.48

Finding the Fourth Proportional to 209,960.32, 314,875.88 and 60,160.48

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Solution

The fourth proportional to 209,960.32, 314,875.88 and 60,160.48 is: 90,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,960.32 : 314,875.88 = 60,160.48 : x
  2. Step 2: Convert to fraction form
    209,960.32/314,875.88 = 60,160.48/x
  3. Step 3: Cross multiply
    209,960.32x = 314,875.88 × 60,160.48
  4. Step 4: Simplify right side
    209,960.32x = 18,943,084,081.22
  5. Step 5: Solve for x
    x = 18,943,084,081.22/209,960.32
  6. Step 6: Final answer
    x = 90,222.21

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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.