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Finding the Fourth Proportional to 146,004.71, 201,468.20 and 85,561.52

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Solution

The fourth proportional to 146,004.71, 201,468.20 and 85,561.52 is: 118,064.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,004.71 : 201,468.20 = 85,561.52 : x
  2. Step 2: Convert to fraction form
    146,004.71/201,468.20 = 85,561.52/x
  3. Step 3: Cross multiply
    146,004.71x = 201,468.20 × 85,561.52
  4. Step 4: Simplify right side
    146,004.71x = 17,237,923,988.52
  5. Step 5: Solve for x
    x = 17,237,923,988.52/146,004.71
  6. Step 6: Final answer
    x = 118,064.17

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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.