Home / 230,817.32-346,264.26-81,018.75

Finding the Fourth Proportional to 230,817.32, 346,264.26 and 81,018.75

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Solution

The fourth proportional to 230,817.32, 346,264.26 and 81,018.75 is: 121,541.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,817.32 : 346,264.26 = 81,018.75 : x
  2. Step 2: Convert to fraction form
    230,817.32/346,264.26 = 81,018.75/x
  3. Step 3: Cross multiply
    230,817.32x = 346,264.26 × 81,018.75
  4. Step 4: Simplify right side
    230,817.32x = 28,053,898,509.55
  5. Step 5: Solve for x
    x = 28,053,898,509.55/230,817.32
  6. Step 6: Final answer
    x = 121,541.57

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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.