Home / 97,178.24-134,066.40-61,367.68

Finding the Fourth Proportional to 97,178.24, 134,066.40 and 61,367.68

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Solution

The fourth proportional to 97,178.24, 134,066.40 and 61,367.68 is: 84,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,178.24 : 134,066.40 = 61,367.68 : x
  2. Step 2: Convert to fraction form
    97,178.24/134,066.40 = 61,367.68/x
  3. Step 3: Cross multiply
    97,178.24x = 134,066.40 × 61,367.68
  4. Step 4: Simplify right side
    97,178.24x = 8,227,343,933.95
  5. Step 5: Solve for x
    x = 8,227,343,933.95/97,178.24
  6. Step 6: Final answer
    x = 84,662.41

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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.