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Finding the Fourth Proportional to 180,478.96, 248,952.00 and 115,926.47

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Solution

The fourth proportional to 180,478.96, 248,952.00 and 115,926.47 is: 159,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,478.96 : 248,952.00 = 115,926.47 : x
  2. Step 2: Convert to fraction form
    180,478.96/248,952.00 = 115,926.47/x
  3. Step 3: Cross multiply
    180,478.96x = 248,952.00 × 115,926.47
  4. Step 4: Simplify right side
    180,478.96x = 28,860,125,459.59
  5. Step 5: Solve for x
    x = 28,860,125,459.59/180,478.96
  6. Step 6: Final answer
    x = 159,908.53

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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.