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Finding the Fourth Proportional to 114,953.54, 172,402.97 and 36,057.51

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Solution

The fourth proportional to 114,953.54, 172,402.97 and 36,057.51 is: 54,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,953.54 : 172,402.97 = 36,057.51 : x
  2. Step 2: Convert to fraction form
    114,953.54/172,402.97 = 36,057.51/x
  3. Step 3: Cross multiply
    114,953.54x = 172,402.97 × 36,057.51
  4. Step 4: Simplify right side
    114,953.54x = 6,216,421,634.52
  5. Step 5: Solve for x
    x = 6,216,421,634.52/114,953.54
  6. Step 6: Final answer
    x = 54,077.69

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1.5x scale

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.