Home / 105,313.02-157,977.68-35,192.58

Finding the Fourth Proportional to 105,313.02, 157,977.68 and 35,192.58

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Solution

The fourth proportional to 105,313.02, 157,977.68 and 35,192.58 is: 52,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,313.02 : 157,977.68 = 35,192.58 : x
  2. Step 2: Convert to fraction form
    105,313.02/157,977.68 = 35,192.58/x
  3. Step 3: Cross multiply
    105,313.02x = 157,977.68 × 35,192.58
  4. Step 4: Simplify right side
    105,313.02x = 5,559,642,141.61
  5. Step 5: Solve for x
    x = 5,559,642,141.61/105,313.02
  6. Step 6: Final answer
    x = 52,791.59

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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.