Home / 82,337.08-113,534.94-53,603.72

Finding the Fourth Proportional to 82,337.08, 113,534.94 and 53,603.72

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Solution

The fourth proportional to 82,337.08, 113,534.94 and 53,603.72 is: 73,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,337.08 : 113,534.94 = 53,603.72 : x
  2. Step 2: Convert to fraction form
    82,337.08/113,534.94 = 53,603.72/x
  3. Step 3: Cross multiply
    82,337.08x = 113,534.94 × 53,603.72
  4. Step 4: Simplify right side
    82,337.08x = 6,085,895,133.98
  5. Step 5: Solve for x
    x = 6,085,895,133.98/82,337.08
  6. Step 6: Final answer
    x = 73,914.39

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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.