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Finding the Fourth Proportional to 110,697.54, 152,812.08 and 74,995.98

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Solution

The fourth proportional to 110,697.54, 152,812.08 and 74,995.98 is: 103,527.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,697.54 : 152,812.08 = 74,995.98 : x
  2. Step 2: Convert to fraction form
    110,697.54/152,812.08 = 74,995.98/x
  3. Step 3: Cross multiply
    110,697.54x = 152,812.08 × 74,995.98
  4. Step 4: Simplify right side
    110,697.54x = 11,460,291,695.44
  5. Step 5: Solve for x
    x = 11,460,291,695.44/110,697.54
  6. Step 6: Final answer
    x = 103,527.97

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1.5x scale

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.