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Finding the Fourth Proportional to 224,625.47, 336,986.54 and 64,700.30

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Solution

The fourth proportional to 224,625.47, 336,986.54 and 64,700.30 is: 97,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,625.47 : 336,986.54 = 64,700.30 : x
  2. Step 2: Convert to fraction form
    224,625.47/336,986.54 = 64,700.30/x
  3. Step 3: Cross multiply
    224,625.47x = 336,986.54 × 64,700.30
  4. Step 4: Simplify right side
    224,625.47x = 21,803,128,710.78
  5. Step 5: Solve for x
    x = 21,803,128,710.78/224,625.47
  6. Step 6: Final answer
    x = 97,064.37

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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.