Home / 157,083.51-235,647.15-50,470.68

Finding the Fourth Proportional to 157,083.51, 235,647.15 and 50,470.68

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Solution

The fourth proportional to 157,083.51, 235,647.15 and 50,470.68 is: 75,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,083.51 : 235,647.15 = 50,470.68 : x
  2. Step 2: Convert to fraction form
    157,083.51/235,647.15 = 50,470.68/x
  3. Step 3: Cross multiply
    157,083.51x = 235,647.15 × 50,470.68
  4. Step 4: Simplify right side
    157,083.51x = 11,893,271,900.56
  5. Step 5: Solve for x
    x = 11,893,271,900.56/157,083.51
  6. Step 6: Final answer
    x = 75,713.05

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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.