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Finding the Fourth Proportional to 157,293.65, 235,954.10 and 43,441.51

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Solution

The fourth proportional to 157,293.65, 235,954.10 and 43,441.51 is: 65,166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,293.65 : 235,954.10 = 43,441.51 : x
  2. Step 2: Convert to fraction form
    157,293.65/235,954.10 = 43,441.51/x
  3. Step 3: Cross multiply
    157,293.65x = 235,954.10 × 43,441.51
  4. Step 4: Simplify right side
    157,293.65x = 10,250,201,587.60
  5. Step 5: Solve for x
    x = 10,250,201,587.60/157,293.65
  6. Step 6: Final answer
    x = 65,166.02

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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.