Home / 154,325.68-231,486.87-117,114.28

Finding the Fourth Proportional to 154,325.68, 231,486.87 and 117,114.28

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Solution

The fourth proportional to 154,325.68, 231,486.87 and 117,114.28 is: 175,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,325.68 : 231,486.87 = 117,114.28 : x
  2. Step 2: Convert to fraction form
    154,325.68/231,486.87 = 117,114.28/x
  3. Step 3: Cross multiply
    154,325.68x = 231,486.87 × 117,114.28
  4. Step 4: Simplify right side
    154,325.68x = 27,110,418,109.50
  5. Step 5: Solve for x
    x = 27,110,418,109.50/154,325.68
  6. Step 6: Final answer
    x = 175,670.17

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1.5x scale

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.