Home / 133,374.20-184,060.35-72,943.74

Finding the Fourth Proportional to 133,374.20, 184,060.35 and 72,943.74

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Solution

The fourth proportional to 133,374.20, 184,060.35 and 72,943.74 is: 100,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,374.20 : 184,060.35 = 72,943.74 : x
  2. Step 2: Convert to fraction form
    133,374.20/184,060.35 = 72,943.74/x
  3. Step 3: Cross multiply
    133,374.20x = 184,060.35 × 72,943.74
  4. Step 4: Simplify right side
    133,374.20x = 13,426,050,314.71
  5. Step 5: Solve for x
    x = 13,426,050,314.71/133,374.20
  6. Step 6: Final answer
    x = 100,664.53

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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.