Home / 70,496.07-105,688.64-34,932.95

Finding the Fourth Proportional to 70,496.07, 105,688.64 and 34,932.95

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Solution

The fourth proportional to 70,496.07, 105,688.64 and 34,932.95 is: 52,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,496.07 : 105,688.64 = 34,932.95 : x
  2. Step 2: Convert to fraction form
    70,496.07/105,688.64 = 34,932.95/x
  3. Step 3: Cross multiply
    70,496.07x = 105,688.64 × 34,932.95
  4. Step 4: Simplify right side
    70,496.07x = 3,692,015,976.69
  5. Step 5: Solve for x
    x = 3,692,015,976.69/70,496.07
  6. Step 6: Final answer
    x = 52,371.94

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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.