Home / 136,743.32-205,206.72-47,997.10

Finding the Fourth Proportional to 136,743.32, 205,206.72 and 47,997.10

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Solution

The fourth proportional to 136,743.32, 205,206.72 and 47,997.10 is: 72,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,743.32 : 205,206.72 = 47,997.10 : x
  2. Step 2: Convert to fraction form
    136,743.32/205,206.72 = 47,997.10/x
  3. Step 3: Cross multiply
    136,743.32x = 205,206.72 × 47,997.10
  4. Step 4: Simplify right side
    136,743.32x = 9,849,327,460.51
  5. Step 5: Solve for x
    x = 9,849,327,460.51/136,743.32
  6. Step 6: Final answer
    x = 72,027.85

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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.