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Finding the Fourth Proportional to 64,439.55, 96,697.13 and 26,996.76

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Solution

The fourth proportional to 64,439.55, 96,697.13 and 26,996.76 is: 40,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,439.55 : 96,697.13 = 26,996.76 : x
  2. Step 2: Convert to fraction form
    64,439.55/96,697.13 = 26,996.76/x
  3. Step 3: Cross multiply
    64,439.55x = 96,697.13 × 26,996.76
  4. Step 4: Simplify right side
    64,439.55x = 2,610,509,076.32
  5. Step 5: Solve for x
    x = 2,610,509,076.32/64,439.55
  6. Step 6: Final answer
    x = 40,510.98

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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.