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Finding the Fourth Proportional to 64,300.32, 96,398.46 and 26,889.12

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Solution

The fourth proportional to 64,300.32, 96,398.46 and 26,889.12 is: 40,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,300.32 : 96,398.46 = 26,889.12 : x
  2. Step 2: Convert to fraction form
    64,300.32/96,398.46 = 26,889.12/x
  3. Step 3: Cross multiply
    64,300.32x = 96,398.46 × 26,889.12
  4. Step 4: Simplify right side
    64,300.32x = 2,592,069,758.76
  5. Step 5: Solve for x
    x = 2,592,069,758.76/64,300.32
  6. Step 6: Final answer
    x = 40,311.93

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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.