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Finding the Fourth Proportional to 157,448.51, 236,173.02 and 47,904.41

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Solution

The fourth proportional to 157,448.51, 236,173.02 and 47,904.41 is: 71,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,448.51 : 236,173.02 = 47,904.41 : x
  2. Step 2: Convert to fraction form
    157,448.51/236,173.02 = 47,904.41/x
  3. Step 3: Cross multiply
    157,448.51x = 236,173.02 × 47,904.41
  4. Step 4: Simplify right side
    157,448.51x = 11,313,729,591.81
  5. Step 5: Solve for x
    x = 11,313,729,591.81/157,448.51
  6. Step 6: Final answer
    x = 71,856.70

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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.