Home / 136,446.02-204,740.10-103,156.22

Finding the Fourth Proportional to 136,446.02, 204,740.10 and 103,156.22

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Solution

The fourth proportional to 136,446.02, 204,740.10 and 103,156.22 is: 154,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,446.02 : 204,740.10 = 103,156.22 : x
  2. Step 2: Convert to fraction form
    136,446.02/204,740.10 = 103,156.22/x
  3. Step 3: Cross multiply
    136,446.02x = 204,740.10 × 103,156.22
  4. Step 4: Simplify right side
    136,446.02x = 21,120,214,798.42
  5. Step 5: Solve for x
    x = 21,120,214,798.42/136,446.02
  6. Step 6: Final answer
    x = 154,788.06

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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.