Home / 97,683.52-146,547.38-31,127.44

Finding the Fourth Proportional to 97,683.52, 146,547.38 and 31,127.44

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Solution

The fourth proportional to 97,683.52, 146,547.38 and 31,127.44 is: 46,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,683.52 : 146,547.38 = 31,127.44 : x
  2. Step 2: Convert to fraction form
    97,683.52/146,547.38 = 31,127.44/x
  3. Step 3: Cross multiply
    97,683.52x = 146,547.38 × 31,127.44
  4. Step 4: Simplify right side
    97,683.52x = 4,561,644,778.11
  5. Step 5: Solve for x
    x = 4,561,644,778.11/97,683.52
  6. Step 6: Final answer
    x = 46,698.20

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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.