Home / 132,114.36-198,208.32-53,210.16

Finding the Fourth Proportional to 132,114.36, 198,208.32 and 53,210.16

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Solution

The fourth proportional to 132,114.36, 198,208.32 and 53,210.16 is: 79,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,114.36 : 198,208.32 = 53,210.16 : x
  2. Step 2: Convert to fraction form
    132,114.36/198,208.32 = 53,210.16/x
  3. Step 3: Cross multiply
    132,114.36x = 198,208.32 × 53,210.16
  4. Step 4: Simplify right side
    132,114.36x = 10,546,696,420.53
  5. Step 5: Solve for x
    x = 10,546,696,420.53/132,114.36
  6. Step 6: Final answer
    x = 79,830.05

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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.