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Finding the Fourth Proportional to 114,264.07, 171,394.28 and 31,158.07

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Solution

The fourth proportional to 114,264.07, 171,394.28 and 31,158.07 is: 46,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,264.07 : 171,394.28 = 31,158.07 : x
  2. Step 2: Convert to fraction form
    114,264.07/171,394.28 = 31,158.07/x
  3. Step 3: Cross multiply
    114,264.07x = 171,394.28 × 31,158.07
  4. Step 4: Simplify right side
    114,264.07x = 5,340,314,506.41
  5. Step 5: Solve for x
    x = 5,340,314,506.41/114,264.07
  6. Step 6: Final answer
    x = 46,736.60

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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.