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Finding the Fourth Proportional to 159,437.60, 239,185.83 and 65,950.64

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Solution

The fourth proportional to 159,437.60, 239,185.83 and 65,950.64 is: 98,938.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,437.60 : 239,185.83 = 65,950.64 : x
  2. Step 2: Convert to fraction form
    159,437.60/239,185.83 = 65,950.64/x
  3. Step 3: Cross multiply
    159,437.60x = 239,185.83 × 65,950.64
  4. Step 4: Simplify right side
    159,437.60x = 15,774,459,412.71
  5. Step 5: Solve for x
    x = 15,774,459,412.71/159,437.60
  6. Step 6: Final answer
    x = 98,938.14

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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.