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Finding the Fourth Proportional to 157,392.04, 235,994.28 and 62,571.28

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Solution

The fourth proportional to 157,392.04, 235,994.28 and 62,571.28 is: 93,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,392.04 : 235,994.28 = 62,571.28 : x
  2. Step 2: Convert to fraction form
    157,392.04/235,994.28 = 62,571.28/x
  3. Step 3: Cross multiply
    157,392.04x = 235,994.28 × 62,571.28
  4. Step 4: Simplify right side
    157,392.04x = 14,766,464,172.28
  5. Step 5: Solve for x
    x = 14,766,464,172.28/157,392.04
  6. Step 6: Final answer
    x = 93,819.64

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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.