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Finding the Fourth Proportional to 158,482.11, 237,635.69 and 65,053.47

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Solution

The fourth proportional to 158,482.11, 237,635.69 and 65,053.47 is: 97,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,482.11 : 237,635.69 = 65,053.47 : x
  2. Step 2: Convert to fraction form
    158,482.11/237,635.69 = 65,053.47/x
  3. Step 3: Cross multiply
    158,482.11x = 237,635.69 × 65,053.47
  4. Step 4: Simplify right side
    158,482.11x = 15,459,025,905.08
  5. Step 5: Solve for x
    x = 15,459,025,905.08/158,482.11
  6. Step 6: Final answer
    x = 97,544.30

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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.