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Finding the Fourth Proportional to 157,264.26, 235,541.49 and 72,847.08

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Solution

The fourth proportional to 157,264.26, 235,541.49 and 72,847.08 is: 109,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,264.26 : 235,541.49 = 72,847.08 : x
  2. Step 2: Convert to fraction form
    157,264.26/235,541.49 = 72,847.08/x
  3. Step 3: Cross multiply
    157,264.26x = 235,541.49 × 72,847.08
  4. Step 4: Simplify right side
    157,264.26x = 17,158,509,765.35
  5. Step 5: Solve for x
    x = 17,158,509,765.35/157,264.26
  6. Step 6: Final answer
    x = 109,106.23

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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.