Home / 82,341.48-123,677.55-49,126.35

Finding the Fourth Proportional to 82,341.48, 123,677.55 and 49,126.35

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Solution

The fourth proportional to 82,341.48, 123,677.55 and 49,126.35 is: 73,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,341.48 : 123,677.55 = 49,126.35 : x
  2. Step 2: Convert to fraction form
    82,341.48/123,677.55 = 49,126.35/x
  3. Step 3: Cross multiply
    82,341.48x = 123,677.55 × 49,126.35
  4. Step 4: Simplify right side
    82,341.48x = 6,075,826,608.44
  5. Step 5: Solve for x
    x = 6,075,826,608.44/82,341.48
  6. Step 6: Final answer
    x = 73,788.16

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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.