Home / 230,845.06-346,423.11-90,587.14

Finding the Fourth Proportional to 230,845.06, 346,423.11 and 90,587.14

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Solution

The fourth proportional to 230,845.06, 346,423.11 and 90,587.14 is: 135,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,845.06 : 346,423.11 = 90,587.14 : x
  2. Step 2: Convert to fraction form
    230,845.06/346,423.11 = 90,587.14/x
  3. Step 3: Cross multiply
    230,845.06x = 346,423.11 × 90,587.14
  4. Step 4: Simplify right side
    230,845.06x = 31,381,478,764.81
  5. Step 5: Solve for x
    x = 31,381,478,764.81/230,845.06
  6. Step 6: Final answer
    x = 135,941.74

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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.