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Finding the Fourth Proportional to 159,041.36, 238,591.20 and 65,496.08

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Solution

The fourth proportional to 159,041.36, 238,591.20 and 65,496.08 is: 98,256.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,041.36 : 238,591.20 = 65,496.08 : x
  2. Step 2: Convert to fraction form
    159,041.36/238,591.20 = 65,496.08/x
  3. Step 3: Cross multiply
    159,041.36x = 238,591.20 × 65,496.08
  4. Step 4: Simplify right side
    159,041.36x = 15,626,788,322.50
  5. Step 5: Solve for x
    x = 15,626,788,322.50/159,041.36
  6. Step 6: Final answer
    x = 98,256.13

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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.