Home / 133,502.49-184,232.94-72,248.55

Finding the Fourth Proportional to 133,502.49, 184,232.94 and 72,248.55

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Solution

The fourth proportional to 133,502.49, 184,232.94 and 72,248.55 is: 99,702.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,502.49 : 184,232.94 = 72,248.55 : x
  2. Step 2: Convert to fraction form
    133,502.49/184,232.94 = 72,248.55/x
  3. Step 3: Cross multiply
    133,502.49x = 184,232.94 × 72,248.55
  4. Step 4: Simplify right side
    133,502.49x = 13,310,562,777.24
  5. Step 5: Solve for x
    x = 13,310,562,777.24/133,502.49
  6. Step 6: Final answer
    x = 99,702.73

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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.