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Finding the Fourth Proportional to 146,300.48, 201,895.04 and 79,232.48

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Solution

The fourth proportional to 146,300.48, 201,895.04 and 79,232.48 is: 109,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,300.48 : 201,895.04 = 79,232.48 : x
  2. Step 2: Convert to fraction form
    146,300.48/201,895.04 = 79,232.48/x
  3. Step 3: Cross multiply
    146,300.48x = 201,895.04 × 79,232.48
  4. Step 4: Simplify right side
    146,300.48x = 15,996,644,718.90
  5. Step 5: Solve for x
    x = 15,996,644,718.90/146,300.48
  6. Step 6: Final answer
    x = 109,341.03

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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.