Home / 121,671.17-182,475.07-51,514.37

Finding the Fourth Proportional to 121,671.17, 182,475.07 and 51,514.37

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Solution

The fourth proportional to 121,671.17, 182,475.07 and 51,514.37 is: 77,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,671.17 : 182,475.07 = 51,514.37 : x
  2. Step 2: Convert to fraction form
    121,671.17/182,475.07 = 51,514.37/x
  3. Step 3: Cross multiply
    121,671.17x = 182,475.07 × 51,514.37
  4. Step 4: Simplify right side
    121,671.17x = 9,400,088,271.76
  5. Step 5: Solve for x
    x = 9,400,088,271.76/121,671.17
  6. Step 6: Final answer
    x = 77,258.14

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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.