Home / 64,812.55-97,196.55-31,511.17

Finding the Fourth Proportional to 64,812.55, 97,196.55 and 31,511.17

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Solution

The fourth proportional to 64,812.55, 97,196.55 and 31,511.17 is: 47,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,812.55 : 97,196.55 = 31,511.17 : x
  2. Step 2: Convert to fraction form
    64,812.55/97,196.55 = 31,511.17/x
  3. Step 3: Cross multiply
    64,812.55x = 97,196.55 × 31,511.17
  4. Step 4: Simplify right side
    64,812.55x = 3,062,777,010.46
  5. Step 5: Solve for x
    x = 3,062,777,010.46/64,812.55
  6. Step 6: Final answer
    x = 47,255.93

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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.