Home / 97,658.64-146,498.34-31,083.21

Finding the Fourth Proportional to 97,658.64, 146,498.34 and 31,083.21

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Solution

The fourth proportional to 97,658.64, 146,498.34 and 31,083.21 is: 46,628.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,658.64 : 146,498.34 = 31,083.21 : x
  2. Step 2: Convert to fraction form
    97,658.64/146,498.34 = 31,083.21/x
  3. Step 3: Cross multiply
    97,658.64x = 146,498.34 × 31,083.21
  4. Step 4: Simplify right side
    97,658.64x = 4,553,638,666.87
  5. Step 5: Solve for x
    x = 4,553,638,666.87/97,658.64
  6. Step 6: Final answer
    x = 46,628.12

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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.