Home / 93,381.08-140,072.80-31,051.58

Finding the Fourth Proportional to 93,381.08, 140,072.80 and 31,051.58

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Solution

The fourth proportional to 93,381.08, 140,072.80 and 31,051.58 is: 46,577.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,381.08 : 140,072.80 = 31,051.58 : x
  2. Step 2: Convert to fraction form
    93,381.08/140,072.80 = 31,051.58/x
  3. Step 3: Cross multiply
    93,381.08x = 140,072.80 × 31,051.58
  4. Step 4: Simplify right side
    93,381.08x = 4,349,481,755.02
  5. Step 5: Solve for x
    x = 4,349,481,755.02/93,381.08
  6. Step 6: Final answer
    x = 46,577.76

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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.