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Finding the Fourth Proportional to 110,353.87, 152,277.80 and 61,944.70

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Solution

The fourth proportional to 110,353.87, 152,277.80 and 61,944.70 is: 85,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,353.87 : 152,277.80 = 61,944.70 : x
  2. Step 2: Convert to fraction form
    110,353.87/152,277.80 = 61,944.70/x
  3. Step 3: Cross multiply
    110,353.87x = 152,277.80 × 61,944.70
  4. Step 4: Simplify right side
    110,353.87x = 9,432,802,637.66
  5. Step 5: Solve for x
    x = 9,432,802,637.66/110,353.87
  6. Step 6: Final answer
    x = 85,477.77

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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.