Home / 146,276.34-201,861.30-79,208.34

Finding the Fourth Proportional to 146,276.34, 201,861.30 and 79,208.34

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Solution

The fourth proportional to 146,276.34, 201,861.30 and 79,208.34 is: 109,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,276.34 : 201,861.30 = 79,208.34 : x
  2. Step 2: Convert to fraction form
    146,276.34/201,861.30 = 79,208.34/x
  3. Step 3: Cross multiply
    146,276.34x = 201,861.30 × 79,208.34
  4. Step 4: Simplify right side
    146,276.34x = 15,989,098,483.24
  5. Step 5: Solve for x
    x = 15,989,098,483.24/146,276.34
  6. Step 6: Final answer
    x = 109,307.48

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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.