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Finding the Fourth Proportional to 113,287.86, 169,952.22 and 46,690.92

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Solution

The fourth proportional to 113,287.86, 169,952.22 and 46,690.92 is: 70,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,287.86 : 169,952.22 = 46,690.92 : x
  2. Step 2: Convert to fraction form
    113,287.86/169,952.22 = 46,690.92/x
  3. Step 3: Cross multiply
    113,287.86x = 169,952.22 × 46,690.92
  4. Step 4: Simplify right side
    113,287.86x = 7,935,225,507.84
  5. Step 5: Solve for x
    x = 7,935,225,507.84/113,287.86
  6. Step 6: Final answer
    x = 70,044.80

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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.