Home / 64,074.45-96,113.20-19,701.61

Finding the Fourth Proportional to 64,074.45, 96,113.20 and 19,701.61

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Solution

The fourth proportional to 64,074.45, 96,113.20 and 19,701.61 is: 29,552.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,074.45 : 96,113.20 = 19,701.61 : x
  2. Step 2: Convert to fraction form
    64,074.45/96,113.20 = 19,701.61/x
  3. Step 3: Cross multiply
    64,074.45x = 96,113.20 × 19,701.61
  4. Step 4: Simplify right side
    64,074.45x = 1,893,584,492.71
  5. Step 5: Solve for x
    x = 1,893,584,492.71/64,074.45
  6. Step 6: Final answer
    x = 29,552.88

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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.