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Finding the Fourth Proportional to 134,477.73, 201,658.26 and 45,707.40

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Solution

The fourth proportional to 134,477.73, 201,658.26 and 45,707.40 is: 68,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,477.73 : 201,658.26 = 45,707.40 : x
  2. Step 2: Convert to fraction form
    134,477.73/201,658.26 = 45,707.40/x
  3. Step 3: Cross multiply
    134,477.73x = 201,658.26 × 45,707.40
  4. Step 4: Simplify right side
    134,477.73x = 9,217,274,753.12
  5. Step 5: Solve for x
    x = 9,217,274,753.12/134,477.73
  6. Step 6: Final answer
    x = 68,541.27

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1.5x scale

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.