Home / 117,929.47-176,851.37-51,353.54

Finding the Fourth Proportional to 117,929.47, 176,851.37 and 51,353.54

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Solution

The fourth proportional to 117,929.47, 176,851.37 and 51,353.54 is: 77,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,929.47 : 176,851.37 = 51,353.54 : x
  2. Step 2: Convert to fraction form
    117,929.47/176,851.37 = 51,353.54/x
  3. Step 3: Cross multiply
    117,929.47x = 176,851.37 × 51,353.54
  4. Step 4: Simplify right side
    117,929.47x = 9,081,944,473.86
  5. Step 5: Solve for x
    x = 9,081,944,473.86/117,929.47
  6. Step 6: Final answer
    x = 77,011.66

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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.