Home / 64,308.06-96,501.78-31,031.37

Finding the Fourth Proportional to 64,308.06, 96,501.78 and 31,031.37

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Solution

The fourth proportional to 64,308.06, 96,501.78 and 31,031.37 is: 46,566.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,308.06 : 96,501.78 = 31,031.37 : x
  2. Step 2: Convert to fraction form
    64,308.06/96,501.78 = 31,031.37/x
  3. Step 3: Cross multiply
    64,308.06x = 96,501.78 × 31,031.37
  4. Step 4: Simplify right side
    64,308.06x = 2,994,582,440.84
  5. Step 5: Solve for x
    x = 2,994,582,440.84/64,308.06
  6. Step 6: Final answer
    x = 46,566.21

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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.