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Finding the Fourth Proportional to 107,288.64, 160,932.32 and 58,351.68

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Solution

The fourth proportional to 107,288.64, 160,932.32 and 58,351.68 is: 87,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,288.64 : 160,932.32 = 58,351.68 : x
  2. Step 2: Convert to fraction form
    107,288.64/160,932.32 = 58,351.68/x
  3. Step 3: Cross multiply
    107,288.64x = 160,932.32 × 58,351.68
  4. Step 4: Simplify right side
    107,288.64x = 9,390,671,238.30
  5. Step 5: Solve for x
    x = 9,390,671,238.30/107,288.64
  6. Step 6: Final answer
    x = 87,527.17

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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.