Home / 88,887.33-122,639.76-53,064.27

Finding the Fourth Proportional to 88,887.33, 122,639.76 and 53,064.27

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Solution

The fourth proportional to 88,887.33, 122,639.76 and 53,064.27 is: 73,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,887.33 : 122,639.76 = 53,064.27 : x
  2. Step 2: Convert to fraction form
    88,887.33/122,639.76 = 53,064.27/x
  3. Step 3: Cross multiply
    88,887.33x = 122,639.76 × 53,064.27
  4. Step 4: Simplify right side
    88,887.33x = 6,507,789,337.38
  5. Step 5: Solve for x
    x = 6,507,789,337.38/88,887.33
  6. Step 6: Final answer
    x = 73,213.91

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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.