Home / 132,746.96-183,190.08-72,317.46

Finding the Fourth Proportional to 132,746.96, 183,190.08 and 72,317.46

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Solution

The fourth proportional to 132,746.96, 183,190.08 and 72,317.46 is: 99,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,746.96 : 183,190.08 = 72,317.46 : x
  2. Step 2: Convert to fraction form
    132,746.96/183,190.08 = 72,317.46/x
  3. Step 3: Cross multiply
    132,746.96x = 183,190.08 × 72,317.46
  4. Step 4: Simplify right side
    132,746.96x = 13,247,841,282.80
  5. Step 5: Solve for x
    x = 13,247,841,282.80/132,746.96
  6. Step 6: Final answer
    x = 99,797.70

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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.