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Finding the Fourth Proportional to 110,223.70, 152,116.58 and 63,670.56

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Solution

The fourth proportional to 110,223.70, 152,116.58 and 63,670.56 is: 87,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,223.70 : 152,116.58 = 63,670.56 : x
  2. Step 2: Convert to fraction form
    110,223.70/152,116.58 = 63,670.56/x
  3. Step 3: Cross multiply
    110,223.70x = 152,116.58 × 63,670.56
  4. Step 4: Simplify right side
    110,223.70x = 9,685,347,833.88
  5. Step 5: Solve for x
    x = 9,685,347,833.88/110,223.70
  6. Step 6: Final answer
    x = 87,869.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.