Home / 102,595.07-141,586.89-57,273.43

Finding the Fourth Proportional to 102,595.07, 141,586.89 and 57,273.43

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Solution

The fourth proportional to 102,595.07, 141,586.89 and 57,273.43 is: 79,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,595.07 : 141,586.89 = 57,273.43 : x
  2. Step 2: Convert to fraction form
    102,595.07/141,586.89 = 57,273.43/x
  3. Step 3: Cross multiply
    102,595.07x = 141,586.89 × 57,273.43
  4. Step 4: Simplify right side
    102,595.07x = 8,109,166,892.50
  5. Step 5: Solve for x
    x = 8,109,166,892.50/102,595.07
  6. Step 6: Final answer
    x = 79,040.51

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1.5x scale

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.