Home / 97,465.86-134,504.01-57,180.33

Finding the Fourth Proportional to 97,465.86, 134,504.01 and 57,180.33

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Solution

The fourth proportional to 97,465.86, 134,504.01 and 57,180.33 is: 78,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,465.86 : 134,504.01 = 57,180.33 : x
  2. Step 2: Convert to fraction form
    97,465.86/134,504.01 = 57,180.33/x
  3. Step 3: Cross multiply
    97,465.86x = 134,504.01 × 57,180.33
  4. Step 4: Simplify right side
    97,465.86x = 7,690,983,678.12
  5. Step 5: Solve for x
    x = 7,690,983,678.12/97,465.86
  6. Step 6: Final answer
    x = 78,909.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.