Home / 136,522.42-204,875.85-47,776.69

Finding the Fourth Proportional to 136,522.42, 204,875.85 and 47,776.69

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Solution

The fourth proportional to 136,522.42, 204,875.85 and 47,776.69 is: 71,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,522.42 : 204,875.85 = 47,776.69 : x
  2. Step 2: Convert to fraction form
    136,522.42/204,875.85 = 47,776.69/x
  3. Step 3: Cross multiply
    136,522.42x = 204,875.85 × 47,776.69
  4. Step 4: Simplify right side
    136,522.42x = 9,788,289,973.94
  5. Step 5: Solve for x
    x = 9,788,289,973.94/136,522.42
  6. Step 6: Final answer
    x = 71,697.31

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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.