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Finding the Fourth Proportional to 109,956.93, 151,740.86 and 59,655.93

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Solution

The fourth proportional to 109,956.93, 151,740.86 and 59,655.93 is: 82,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956.93 : 151,740.86 = 59,655.93 : x
  2. Step 2: Convert to fraction form
    109,956.93/151,740.86 = 59,655.93/x
  3. Step 3: Cross multiply
    109,956.93x = 151,740.86 × 59,655.93
  4. Step 4: Simplify right side
    109,956.93x = 9,052,241,824.02
  5. Step 5: Solve for x
    x = 9,052,241,824.02/109,956.93
  6. Step 6: Final answer
    x = 82,325.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.