Home / 182,118.09-251,363.21-118,345.17

Finding the Fourth Proportional to 182,118.09, 251,363.21 and 118,345.17

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Solution

The fourth proportional to 182,118.09, 251,363.21 and 118,345.17 is: 163,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,118.09 : 251,363.21 = 118,345.17 : x
  2. Step 2: Convert to fraction form
    182,118.09/251,363.21 = 118,345.17/x
  3. Step 3: Cross multiply
    182,118.09x = 251,363.21 × 118,345.17
  4. Step 4: Simplify right side
    182,118.09x = 29,747,621,227.47
  5. Step 5: Solve for x
    x = 29,747,621,227.47/182,118.09
  6. Step 6: Final answer
    x = 163,342.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.