Home / 121,670.17-182,473.58-51,513.37

Finding the Fourth Proportional to 121,670.17, 182,473.58 and 51,513.37

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Solution

The fourth proportional to 121,670.17, 182,473.58 and 51,513.37 is: 77,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,670.17 : 182,473.58 = 51,513.37 : x
  2. Step 2: Convert to fraction form
    121,670.17/182,473.58 = 51,513.37/x
  3. Step 3: Cross multiply
    121,670.17x = 182,473.58 × 51,513.37
  4. Step 4: Simplify right side
    121,670.17x = 9,399,828,784.20
  5. Step 5: Solve for x
    x = 9,399,828,784.20/121,670.17
  6. Step 6: Final answer
    x = 77,256.64

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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.