Home / 136,926.02-205,210.09-99,102.64

Finding the Fourth Proportional to 136,926.02, 205,210.09 and 99,102.64

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Solution

The fourth proportional to 136,926.02, 205,210.09 and 99,102.64 is: 148,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,926.02 : 205,210.09 = 99,102.64 : x
  2. Step 2: Convert to fraction form
    136,926.02/205,210.09 = 99,102.64/x
  3. Step 3: Cross multiply
    136,926.02x = 205,210.09 × 99,102.64
  4. Step 4: Simplify right side
    136,926.02x = 20,336,861,673.64
  5. Step 5: Solve for x
    x = 20,336,861,673.64/136,926.02
  6. Step 6: Final answer
    x = 148,524.45

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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.