Home / 136,151.93-204,228.91-47,405.30

Finding the Fourth Proportional to 136,151.93, 204,228.91 and 47,405.30

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Solution

The fourth proportional to 136,151.93, 204,228.91 and 47,405.30 is: 71,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,151.93 : 204,228.91 = 47,405.30 : x
  2. Step 2: Convert to fraction form
    136,151.93/204,228.91 = 47,405.30/x
  3. Step 3: Cross multiply
    136,151.93x = 204,228.91 × 47,405.30
  4. Step 4: Simplify right side
    136,151.93x = 9,681,531,518.68
  5. Step 5: Solve for x
    x = 9,681,531,518.68/136,151.93
  6. Step 6: Final answer
    x = 71,108.29

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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.