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Finding the Fourth Proportional to 237,751.60, 356,643.60 and 75,632.80

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Solution

The fourth proportional to 237,751.60, 356,643.60 and 75,632.80 is: 113,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,751.60 : 356,643.60 = 75,632.80 : x
  2. Step 2: Convert to fraction form
    237,751.60/356,643.60 = 75,632.80/x
  3. Step 3: Cross multiply
    237,751.60x = 356,643.60 × 75,632.80
  4. Step 4: Simplify right side
    237,751.60x = 26,973,954,070.08
  5. Step 5: Solve for x
    x = 26,973,954,070.08/237,751.60
  6. Step 6: Final answer
    x = 113,454.35

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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.