Home / 134,187.60-201,153.40-49,925.20

Finding the Fourth Proportional to 134,187.60, 201,153.40 and 49,925.20

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Solution

The fourth proportional to 134,187.60, 201,153.40 and 49,925.20 is: 74,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,187.60 : 201,153.40 = 49,925.20 : x
  2. Step 2: Convert to fraction form
    134,187.60/201,153.40 = 49,925.20/x
  3. Step 3: Cross multiply
    134,187.60x = 201,153.40 × 49,925.20
  4. Step 4: Simplify right side
    134,187.60x = 10,042,623,725.68
  5. Step 5: Solve for x
    x = 10,042,623,725.68/134,187.60
  6. Step 6: Final answer
    x = 74,840.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.