Home / 64,521.16-96,672.54-31,257.16

Finding the Fourth Proportional to 64,521.16, 96,672.54 and 31,257.16

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Solution

The fourth proportional to 64,521.16, 96,672.54 and 31,257.16 is: 46,832.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,521.16 : 96,672.54 = 31,257.16 : x
  2. Step 2: Convert to fraction form
    64,521.16/96,672.54 = 31,257.16/x
  3. Step 3: Cross multiply
    64,521.16x = 96,672.54 × 31,257.16
  4. Step 4: Simplify right side
    64,521.16x = 3,021,709,050.39
  5. Step 5: Solve for x
    x = 3,021,709,050.39/64,521.16
  6. Step 6: Final answer
    x = 46,832.84

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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.