Home / 97,681.52-146,544.38-31,125.44

Finding the Fourth Proportional to 97,681.52, 146,544.38 and 31,125.44

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Solution

The fourth proportional to 97,681.52, 146,544.38 and 31,125.44 is: 46,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,681.52 : 146,544.38 = 31,125.44 : x
  2. Step 2: Convert to fraction form
    97,681.52/146,544.38 = 31,125.44/x
  3. Step 3: Cross multiply
    97,681.52x = 146,544.38 × 31,125.44
  4. Step 4: Simplify right side
    97,681.52x = 4,561,258,307.03
  5. Step 5: Solve for x
    x = 4,561,258,307.03/97,681.52
  6. Step 6: Final answer
    x = 46,695.20

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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.