Home / 74,593.53-102,941.30-45,929.72

Finding the Fourth Proportional to 74,593.53, 102,941.30 and 45,929.72

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Solution

The fourth proportional to 74,593.53, 102,941.30 and 45,929.72 is: 63,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,593.53 : 102,941.30 = 45,929.72 : x
  2. Step 2: Convert to fraction form
    74,593.53/102,941.30 = 45,929.72/x
  3. Step 3: Cross multiply
    74,593.53x = 102,941.30 × 45,929.72
  4. Step 4: Simplify right side
    74,593.53x = 4,728,064,341.08
  5. Step 5: Solve for x
    x = 4,728,064,341.08/74,593.53
  6. Step 6: Final answer
    x = 63,384.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.