Home / 55,852.95-77,051.38-49,486.04

Finding the Fourth Proportional to 55,852.95, 77,051.38 and 49,486.04

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Solution

The fourth proportional to 55,852.95, 77,051.38 and 49,486.04 is: 68,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,852.95 : 77,051.38 = 49,486.04 : x
  2. Step 2: Convert to fraction form
    55,852.95/77,051.38 = 49,486.04/x
  3. Step 3: Cross multiply
    55,852.95x = 77,051.38 × 49,486.04
  4. Step 4: Simplify right side
    55,852.95x = 3,812,967,672.74
  5. Step 5: Solve for x
    x = 3,812,967,672.74/55,852.95
  6. Step 6: Final answer
    x = 68,267.97

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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.