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Finding the Fourth Proportional to 64,574.51, 96,854.46 and 22,447.49

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Solution

The fourth proportional to 64,574.51, 96,854.46 and 22,447.49 is: 33,668.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,574.51 : 96,854.46 = 22,447.49 : x
  2. Step 2: Convert to fraction form
    64,574.51/96,854.46 = 22,447.49/x
  3. Step 3: Cross multiply
    64,574.51x = 96,854.46 × 22,447.49
  4. Step 4: Simplify right side
    64,574.51x = 2,174,139,522.31
  5. Step 5: Solve for x
    x = 2,174,139,522.31/64,574.51
  6. Step 6: Final answer
    x = 33,668.70

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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.