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Finding the Fourth Proportional to 110,448.96, 152,439.54 and 65,124.24

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Solution

The fourth proportional to 110,448.96, 152,439.54 and 65,124.24 is: 89,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,448.96 : 152,439.54 = 65,124.24 : x
  2. Step 2: Convert to fraction form
    110,448.96/152,439.54 = 65,124.24/x
  3. Step 3: Cross multiply
    110,448.96x = 152,439.54 × 65,124.24
  4. Step 4: Simplify right side
    110,448.96x = 9,927,509,188.45
  5. Step 5: Solve for x
    x = 9,927,509,188.45/110,448.96
  6. Step 6: Final answer
    x = 89,883.23

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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.