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Finding the Fourth Proportional to 64,154.70, 96,261.21 and 26,742.42

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Solution

The fourth proportional to 64,154.70, 96,261.21 and 26,742.42 is: 40,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.70 : 96,261.21 = 26,742.42 : x
  2. Step 2: Convert to fraction form
    64,154.70/96,261.21 = 26,742.42/x
  3. Step 3: Cross multiply
    64,154.70x = 96,261.21 × 26,742.42
  4. Step 4: Simplify right side
    64,154.70x = 2,574,257,707.53
  5. Step 5: Solve for x
    x = 2,574,257,707.53/64,154.70
  6. Step 6: Final answer
    x = 40,125.79

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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.