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Finding the Fourth Proportional to 116,615.84, 175,098.71 and 66,752.24

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Solution

The fourth proportional to 116,615.84, 175,098.71 and 66,752.24 is: 100,228.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,615.84 : 175,098.71 = 66,752.24 : x
  2. Step 2: Convert to fraction form
    116,615.84/175,098.71 = 66,752.24/x
  3. Step 3: Cross multiply
    116,615.84x = 175,098.71 × 66,752.24
  4. Step 4: Simplify right side
    116,615.84x = 11,688,230,405.00
  5. Step 5: Solve for x
    x = 11,688,230,405.00/116,615.84
  6. Step 6: Final answer
    x = 100,228.50

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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.