Home / 62,965.20-94,447.80-51,155.40

Finding the Fourth Proportional to 62,965.20, 94,447.80 and 51,155.40

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Solution

The fourth proportional to 62,965.20, 94,447.80 and 51,155.40 is: 76,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,965.20 : 94,447.80 = 51,155.40 : x
  2. Step 2: Convert to fraction form
    62,965.20/94,447.80 = 51,155.40/x
  3. Step 3: Cross multiply
    62,965.20x = 94,447.80 × 51,155.40
  4. Step 4: Simplify right side
    62,965.20x = 4,831,514,988.12
  5. Step 5: Solve for x
    x = 4,831,514,988.12/62,965.20
  6. Step 6: Final answer
    x = 76,733.10

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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.