Home / 96,822.40-145,233.60-92,675.20

Finding the Fourth Proportional to 96,822.40, 145,233.60 and 92,675.20

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Solution

The fourth proportional to 96,822.40, 145,233.60 and 92,675.20 is: 139,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,822.40 : 145,233.60 = 92,675.20 : x
  2. Step 2: Convert to fraction form
    96,822.40/145,233.60 = 92,675.20/x
  3. Step 3: Cross multiply
    96,822.40x = 145,233.60 × 92,675.20
  4. Step 4: Simplify right side
    96,822.40x = 13,459,552,926.72
  5. Step 5: Solve for x
    x = 13,459,552,926.72/96,822.40
  6. Step 6: Final answer
    x = 139,012.80

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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.