Home / 102,364.02-141,260.22-57,041.82

Finding the Fourth Proportional to 102,364.02, 141,260.22 and 57,041.82

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Solution

The fourth proportional to 102,364.02, 141,260.22 and 57,041.82 is: 78,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,364.02 : 141,260.22 = 57,041.82 : x
  2. Step 2: Convert to fraction form
    102,364.02/141,260.22 = 57,041.82/x
  3. Step 3: Cross multiply
    102,364.02x = 141,260.22 × 57,041.82
  4. Step 4: Simplify right side
    102,364.02x = 8,057,740,042.40
  5. Step 5: Solve for x
    x = 8,057,740,042.40/102,364.02
  6. Step 6: Final answer
    x = 78,716.53

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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.