Home / 64,594.31-89,145.14-38,753.82

Finding the Fourth Proportional to 64,594.31, 89,145.14 and 38,753.82

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Solution

The fourth proportional to 64,594.31, 89,145.14 and 38,753.82 is: 53,483.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,594.31 : 89,145.14 = 38,753.82 : x
  2. Step 2: Convert to fraction form
    64,594.31/89,145.14 = 38,753.82/x
  3. Step 3: Cross multiply
    64,594.31x = 89,145.14 × 38,753.82
  4. Step 4: Simplify right side
    64,594.31x = 3,454,714,515.67
  5. Step 5: Solve for x
    x = 3,454,714,515.67/64,594.31
  6. Step 6: Final answer
    x = 53,483.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.