Home / 64,915.16-89,637.54-41,083.88

Finding the Fourth Proportional to 64,915.16, 89,637.54 and 41,083.88

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Solution

The fourth proportional to 64,915.16, 89,637.54 and 41,083.88 is: 56,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,915.16 : 89,637.54 = 41,083.88 : x
  2. Step 2: Convert to fraction form
    64,915.16/89,637.54 = 41,083.88/x
  3. Step 3: Cross multiply
    64,915.16x = 89,637.54 × 41,083.88
  4. Step 4: Simplify right side
    64,915.16x = 3,682,657,936.86
  5. Step 5: Solve for x
    x = 3,682,657,936.86/64,915.16
  6. Step 6: Final answer
    x = 56,730.32

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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.