Home / 55,963.40-83,868.30-45,595.40

Finding the Fourth Proportional to 55,963.40, 83,868.30 and 45,595.40

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Solution

The fourth proportional to 55,963.40, 83,868.30 and 45,595.40 is: 68,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,963.40 : 83,868.30 = 45,595.40 : x
  2. Step 2: Convert to fraction form
    55,963.40/83,868.30 = 45,595.40/x
  3. Step 3: Cross multiply
    55,963.40x = 83,868.30 × 45,595.40
  4. Step 4: Simplify right side
    55,963.40x = 3,824,008,685.82
  5. Step 5: Solve for x
    x = 3,824,008,685.82/55,963.40
  6. Step 6: Final answer
    x = 68,330.53

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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.