Home / 102,605.95-154,155.52-96,941.35

Finding the Fourth Proportional to 102,605.95, 154,155.52 and 96,941.35

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Solution

The fourth proportional to 102,605.95, 154,155.52 and 96,941.35 is: 145,645.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,605.95 : 154,155.52 = 96,941.35 : x
  2. Step 2: Convert to fraction form
    102,605.95/154,155.52 = 96,941.35/x
  3. Step 3: Cross multiply
    102,605.95x = 154,155.52 × 96,941.35
  4. Step 4: Simplify right side
    102,605.95x = 14,944,043,447.97
  5. Step 5: Solve for x
    x = 14,944,043,447.97/102,605.95
  6. Step 6: Final answer
    x = 145,645.01

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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.