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Finding the Fourth Proportional to 158,482.36, 237,636.06 and 65,053.72

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Solution

The fourth proportional to 158,482.36, 237,636.06 and 65,053.72 is: 97,544.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,482.36 : 237,636.06 = 65,053.72 : x
  2. Step 2: Convert to fraction form
    158,482.36/237,636.06 = 65,053.72/x
  3. Step 3: Cross multiply
    158,482.36x = 237,636.06 × 65,053.72
  4. Step 4: Simplify right side
    158,482.36x = 15,459,109,709.14
  5. Step 5: Solve for x
    x = 15,459,109,709.14/158,482.36
  6. Step 6: Final answer
    x = 97,544.67

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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.