Home / 145,293.94-200,529.42-121,056.46

Finding the Fourth Proportional to 145,293.94, 200,529.42 and 121,056.46

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Solution

The fourth proportional to 145,293.94, 200,529.42 and 121,056.46 is: 167,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,293.94 : 200,529.42 = 121,056.46 : x
  2. Step 2: Convert to fraction form
    145,293.94/200,529.42 = 121,056.46/x
  3. Step 3: Cross multiply
    145,293.94x = 200,529.42 × 121,056.46
  4. Step 4: Simplify right side
    145,293.94x = 24,275,381,711.05
  5. Step 5: Solve for x
    x = 24,275,381,711.05/145,293.94
  6. Step 6: Final answer
    x = 167,077.73

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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.