Home / 97,108.66-134,012.43-54,668.68

Finding the Fourth Proportional to 97,108.66, 134,012.43 and 54,668.68

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Solution

The fourth proportional to 97,108.66, 134,012.43 and 54,668.68 is: 75,444.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,108.66 : 134,012.43 = 54,668.68 : x
  2. Step 2: Convert to fraction form
    97,108.66/134,012.43 = 54,668.68/x
  3. Step 3: Cross multiply
    97,108.66x = 134,012.43 × 54,668.68
  4. Step 4: Simplify right side
    97,108.66x = 7,326,282,651.69
  5. Step 5: Solve for x
    x = 7,326,282,651.69/97,108.66
  6. Step 6: Final answer
    x = 75,444.17

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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.