Home / 157,163.76-235,739.25-38,832.12

Finding the Fourth Proportional to 157,163.76, 235,739.25 and 38,832.12

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Solution

The fourth proportional to 157,163.76, 235,739.25 and 38,832.12 is: 58,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,163.76 : 235,739.25 = 38,832.12 : x
  2. Step 2: Convert to fraction form
    157,163.76/235,739.25 = 38,832.12/x
  3. Step 3: Cross multiply
    157,163.76x = 235,739.25 × 38,832.12
  4. Step 4: Simplify right side
    157,163.76x = 9,154,254,844.71
  5. Step 5: Solve for x
    x = 9,154,254,844.71/157,163.76
  6. Step 6: Final answer
    x = 58,246.60

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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.