Home / 64,587.42-96,740.49-31,237.14

Finding the Fourth Proportional to 64,587.42, 96,740.49 and 31,237.14

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Solution

The fourth proportional to 64,587.42, 96,740.49 and 31,237.14 is: 46,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,587.42 : 96,740.49 = 31,237.14 : x
  2. Step 2: Convert to fraction form
    64,587.42/96,740.49 = 31,237.14/x
  3. Step 3: Cross multiply
    64,587.42x = 96,740.49 × 31,237.14
  4. Step 4: Simplify right side
    64,587.42x = 3,021,896,229.80
  5. Step 5: Solve for x
    x = 3,021,896,229.80/64,587.42
  6. Step 6: Final answer
    x = 46,787.69

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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.