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Finding the Fourth Proportional to 239,219.96, 358,561.74 and 97,032.20

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Solution

The fourth proportional to 239,219.96, 358,561.74 and 97,032.20 is: 145,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,219.96 : 358,561.74 = 97,032.20 : x
  2. Step 2: Convert to fraction form
    239,219.96/358,561.74 = 97,032.20/x
  3. Step 3: Cross multiply
    239,219.96x = 358,561.74 × 97,032.20
  4. Step 4: Simplify right side
    239,219.96x = 34,792,034,468.03
  5. Step 5: Solve for x
    x = 34,792,034,468.03/239,219.96
  6. Step 6: Final answer
    x = 145,439.51

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1.5x scale

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.