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Finding the Fourth Proportional to 124,843.86, 187,284.45 and 45,952.10

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Solution

The fourth proportional to 124,843.86, 187,284.45 and 45,952.10 is: 68,935.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,843.86 : 187,284.45 = 45,952.10 : x
  2. Step 2: Convert to fraction form
    124,843.86/187,284.45 = 45,952.10/x
  3. Step 3: Cross multiply
    124,843.86x = 187,284.45 × 45,952.10
  4. Step 4: Simplify right side
    124,843.86x = 8,606,112,838.42
  5. Step 5: Solve for x
    x = 8,606,112,838.42/124,843.86
  6. Step 6: Final answer
    x = 68,935.01

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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.