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Finding the Fourth Proportional to 239,502.60, 359,282.54 and 97,317.50

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Solution

The fourth proportional to 239,502.60, 359,282.54 and 97,317.50 is: 145,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,502.60 : 359,282.54 = 97,317.50 : x
  2. Step 2: Convert to fraction form
    239,502.60/359,282.54 = 97,317.50/x
  3. Step 3: Cross multiply
    239,502.60x = 359,282.54 × 97,317.50
  4. Step 4: Simplify right side
    239,502.60x = 34,964,477,033.33
  5. Step 5: Solve for x
    x = 34,964,477,033.33/239,502.60
  6. Step 6: Final answer
    x = 145,987.88

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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.