Home / 53,677.28-80,154.46-43,836.08

Finding the Fourth Proportional to 53,677.28, 80,154.46 and 43,836.08

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Solution

The fourth proportional to 53,677.28, 80,154.46 and 43,836.08 is: 65,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,677.28 : 80,154.46 = 43,836.08 : x
  2. Step 2: Convert to fraction form
    53,677.28/80,154.46 = 43,836.08/x
  3. Step 3: Cross multiply
    53,677.28x = 80,154.46 × 43,836.08
  4. Step 4: Simplify right side
    53,677.28x = 3,513,657,320.92
  5. Step 5: Solve for x
    x = 3,513,657,320.92/53,677.28
  6. Step 6: Final answer
    x = 65,458.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.