Home / 146,335.55-201,941.91-79,267.55

Finding the Fourth Proportional to 146,335.55, 201,941.91 and 79,267.55

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Solution

The fourth proportional to 146,335.55, 201,941.91 and 79,267.55 is: 109,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,335.55 : 201,941.91 = 79,267.55 : x
  2. Step 2: Convert to fraction form
    146,335.55/201,941.91 = 79,267.55/x
  3. Step 3: Cross multiply
    146,335.55x = 201,941.91 × 79,267.55
  4. Step 4: Simplify right side
    146,335.55x = 16,007,439,438.31
  5. Step 5: Solve for x
    x = 16,007,439,438.31/146,335.55
  6. Step 6: Final answer
    x = 109,388.59

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1.5x scale

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.