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Finding the Fourth Proportional to 82,503.32, 113,857.32 and 46,692.92

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Solution

The fourth proportional to 82,503.32, 113,857.32 and 46,692.92 is: 64,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,503.32 : 113,857.32 = 46,692.92 : x
  2. Step 2: Convert to fraction form
    82,503.32/113,857.32 = 46,692.92/x
  3. Step 3: Cross multiply
    82,503.32x = 113,857.32 × 46,692.92
  4. Step 4: Simplify right side
    82,503.32x = 5,316,330,734.17
  5. Step 5: Solve for x
    x = 5,316,330,734.17/82,503.32
  6. Step 6: Final answer
    x = 64,437.78

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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.