Home / 102,305.94-141,159.93-62,029.61

Finding the Fourth Proportional to 102,305.94, 141,159.93 and 62,029.61

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Solution

The fourth proportional to 102,305.94, 141,159.93 and 62,029.61 is: 85,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,305.94 : 141,159.93 = 62,029.61 : x
  2. Step 2: Convert to fraction form
    102,305.94/141,159.93 = 62,029.61/x
  3. Step 3: Cross multiply
    102,305.94x = 141,159.93 × 62,029.61
  4. Step 4: Simplify right side
    102,305.94x = 8,756,094,699.73
  5. Step 5: Solve for x
    x = 8,756,094,699.73/102,305.94
  6. Step 6: Final answer
    x = 85,587.35

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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.