Home / 230,717.84-346,074.72-72,946.40

Finding the Fourth Proportional to 230,717.84, 346,074.72 and 72,946.40

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Solution

The fourth proportional to 230,717.84, 346,074.72 and 72,946.40 is: 109,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,717.84 : 346,074.72 = 72,946.40 : x
  2. Step 2: Convert to fraction form
    230,717.84/346,074.72 = 72,946.40/x
  3. Step 3: Cross multiply
    230,717.84x = 346,074.72 × 72,946.40
  4. Step 4: Simplify right side
    230,717.84x = 25,244,904,955.01
  5. Step 5: Solve for x
    x = 25,244,904,955.01/230,717.84
  6. Step 6: Final answer
    x = 109,418.96

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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.