Home / 133,262.36-183,884.27-85,580.29

Finding the Fourth Proportional to 133,262.36, 183,884.27 and 85,580.29

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Solution

The fourth proportional to 133,262.36, 183,884.27 and 85,580.29 is: 118,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,262.36 : 183,884.27 = 85,580.29 : x
  2. Step 2: Convert to fraction form
    133,262.36/183,884.27 = 85,580.29/x
  3. Step 3: Cross multiply
    133,262.36x = 183,884.27 × 85,580.29
  4. Step 4: Simplify right side
    133,262.36x = 15,736,869,153.04
  5. Step 5: Solve for x
    x = 15,736,869,153.04/133,262.36
  6. Step 6: Final answer
    x = 118,089.38

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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.