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Finding the Fourth Proportional to 55,881.71, 77,110.93 and 32,009.39

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Solution

The fourth proportional to 55,881.71, 77,110.93 and 32,009.39 is: 44,169.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881.71 : 77,110.93 = 32,009.39 : x
  2. Step 2: Convert to fraction form
    55,881.71/77,110.93 = 32,009.39/x
  3. Step 3: Cross multiply
    55,881.71x = 77,110.93 × 32,009.39
  4. Step 4: Simplify right side
    55,881.71x = 2,468,274,064.42
  5. Step 5: Solve for x
    x = 2,468,274,064.42/55,881.71
  6. Step 6: Final answer
    x = 44,169.62

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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.