Home / 162,482.13-243,653.49-55,876.82

Finding the Fourth Proportional to 162,482.13, 243,653.49 and 55,876.82

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Solution

The fourth proportional to 162,482.13, 243,653.49 and 55,876.82 is: 83,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,482.13 : 243,653.49 = 55,876.82 : x
  2. Step 2: Convert to fraction form
    162,482.13/243,653.49 = 55,876.82/x
  3. Step 3: Cross multiply
    162,482.13x = 243,653.49 × 55,876.82
  4. Step 4: Simplify right side
    162,482.13x = 13,614,580,984.83
  5. Step 5: Solve for x
    x = 13,614,580,984.83/162,482.13
  6. Step 6: Final answer
    x = 83,791.25

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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.