Home / 133,602.36-184,371.50-72,349.21

Finding the Fourth Proportional to 133,602.36, 184,371.50 and 72,349.21

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Solution

The fourth proportional to 133,602.36, 184,371.50 and 72,349.21 is: 99,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,602.36 : 184,371.50 = 72,349.21 : x
  2. Step 2: Convert to fraction form
    133,602.36/184,371.50 = 72,349.21/x
  3. Step 3: Cross multiply
    133,602.36x = 184,371.50 × 72,349.21
  4. Step 4: Simplify right side
    133,602.36x = 13,339,132,371.52
  5. Step 5: Solve for x
    x = 13,339,132,371.52/133,602.36
  6. Step 6: Final answer
    x = 99,842.04

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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.