Home / 230,718.30-346,077.45-72,995.10

Finding the Fourth Proportional to 230,718.30, 346,077.45 and 72,995.10

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Solution

The fourth proportional to 230,718.30, 346,077.45 and 72,995.10 is: 109,492.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,718.30 : 346,077.45 = 72,995.10 : x
  2. Step 2: Convert to fraction form
    230,718.30/346,077.45 = 72,995.10/x
  3. Step 3: Cross multiply
    230,718.30x = 346,077.45 × 72,995.10
  4. Step 4: Simplify right side
    230,718.30x = 25,261,958,070.50
  5. Step 5: Solve for x
    x = 25,261,958,070.50/230,718.30
  6. Step 6: Final answer
    x = 109,492.65

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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.