Home / 97,367.40-145,994.76-38,133.72

Finding the Fourth Proportional to 97,367.40, 145,994.76 and 38,133.72

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Solution

The fourth proportional to 97,367.40, 145,994.76 and 38,133.72 is: 57,178.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,367.40 : 145,994.76 = 38,133.72 : x
  2. Step 2: Convert to fraction form
    97,367.40/145,994.76 = 38,133.72/x
  3. Step 3: Cross multiply
    97,367.40x = 145,994.76 × 38,133.72
  4. Step 4: Simplify right side
    97,367.40x = 5,567,323,299.31
  5. Step 5: Solve for x
    x = 5,567,323,299.31/97,367.40
  6. Step 6: Final answer
    x = 57,178.51

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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.