Home / 119,831.68-179,748.24-53,256.16

Finding the Fourth Proportional to 119,831.68, 179,748.24 and 53,256.16

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Solution

The fourth proportional to 119,831.68, 179,748.24 and 53,256.16 is: 79,884.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,831.68 : 179,748.24 = 53,256.16 : x
  2. Step 2: Convert to fraction form
    119,831.68/179,748.24 = 53,256.16/x
  3. Step 3: Cross multiply
    119,831.68x = 179,748.24 × 53,256.16
  4. Step 4: Simplify right side
    119,831.68x = 9,572,701,029.16
  5. Step 5: Solve for x
    x = 9,572,701,029.16/119,831.68
  6. Step 6: Final answer
    x = 79,884.56

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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.