Home / 55,686.53-83,330.26-48,215.86

Finding the Fourth Proportional to 55,686.53, 83,330.26 and 48,215.86

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Solution

The fourth proportional to 55,686.53, 83,330.26 and 48,215.86 is: 72,151.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,686.53 : 83,330.26 = 48,215.86 : x
  2. Step 2: Convert to fraction form
    55,686.53/83,330.26 = 48,215.86/x
  3. Step 3: Cross multiply
    55,686.53x = 83,330.26 × 48,215.86
  4. Step 4: Simplify right side
    55,686.53x = 4,017,840,043.14
  5. Step 5: Solve for x
    x = 4,017,840,043.14/55,686.53
  6. Step 6: Final answer
    x = 72,151.02

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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.