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Finding the Fourth Proportional to 157,812, 236,759.04 and 47,004

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Solution

The fourth proportional to 157,812, 236,759.04 and 47,004 is: 70,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,812 : 236,759.04 = 47,004 : x
  2. Step 2: Convert to fraction form
    157,812/236,759.04 = 47,004/x
  3. Step 3: Cross multiply
    157,812x = 236,759.04 × 47,004
  4. Step 4: Simplify right side
    157,812x = 11,128,621,916.16
  5. Step 5: Solve for x
    x = 11,128,621,916.16/157,812
  6. Step 6: Final answer
    x = 70,518.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.