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Finding the Fourth Proportional to 64,151.40, 88,525.36 and 35,469.38

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Solution

The fourth proportional to 64,151.40, 88,525.36 and 35,469.38 is: 48,945.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,151.40 : 88,525.36 = 35,469.38 : x
  2. Step 2: Convert to fraction form
    64,151.40/88,525.36 = 35,469.38/x
  3. Step 3: Cross multiply
    64,151.40x = 88,525.36 × 35,469.38
  4. Step 4: Simplify right side
    64,151.40x = 3,139,939,633.48
  5. Step 5: Solve for x
    x = 3,139,939,633.48/64,151.40
  6. Step 6: Final answer
    x = 48,945.77

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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.