Home / 97,465.28-134,534.52-57,164.33

Finding the Fourth Proportional to 97,465.28, 134,534.52 and 57,164.33

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Solution

The fourth proportional to 97,465.28, 134,534.52 and 57,164.33 is: 78,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,465.28 : 134,534.52 = 57,164.33 : x
  2. Step 2: Convert to fraction form
    97,465.28/134,534.52 = 57,164.33/x
  3. Step 3: Cross multiply
    97,465.28x = 134,534.52 × 57,164.33
  4. Step 4: Simplify right side
    97,465.28x = 7,690,575,697.67
  5. Step 5: Solve for x
    x = 7,690,575,697.67/97,465.28
  6. Step 6: Final answer
    x = 78,905.80

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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.