Home / 102,277.12-141,108.60-59,805.58

Finding the Fourth Proportional to 102,277.12, 141,108.60 and 59,805.58

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Solution

The fourth proportional to 102,277.12, 141,108.60 and 59,805.58 is: 82,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,277.12 : 141,108.60 = 59,805.58 : x
  2. Step 2: Convert to fraction form
    102,277.12/141,108.60 = 59,805.58/x
  3. Step 3: Cross multiply
    102,277.12x = 141,108.60 × 59,805.58
  4. Step 4: Simplify right side
    102,277.12x = 8,439,081,665.99
  5. Step 5: Solve for x
    x = 8,439,081,665.99/102,277.12
  6. Step 6: Final answer
    x = 82,511.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.