Home / 92,835.54-139,264.20-53,393.04

Finding the Fourth Proportional to 92,835.54, 139,264.20 and 53,393.04

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Solution

The fourth proportional to 92,835.54, 139,264.20 and 53,393.04 is: 80,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,835.54 : 139,264.20 = 53,393.04 : x
  2. Step 2: Convert to fraction form
    92,835.54/139,264.20 = 53,393.04/x
  3. Step 3: Cross multiply
    92,835.54x = 139,264.20 × 53,393.04
  4. Step 4: Simplify right side
    92,835.54x = 7,435,739,001.17
  5. Step 5: Solve for x
    x = 7,435,739,001.17/92,835.54
  6. Step 6: Final answer
    x = 80,095.82

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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.