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Finding the Fourth Proportional to 224,415.66, 336,622.53 and 91,294.83

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Solution

The fourth proportional to 224,415.66, 336,622.53 and 91,294.83 is: 136,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,415.66 : 336,622.53 = 91,294.83 : x
  2. Step 2: Convert to fraction form
    224,415.66/336,622.53 = 91,294.83/x
  3. Step 3: Cross multiply
    224,415.66x = 336,622.53 × 91,294.83
  4. Step 4: Simplify right side
    224,415.66x = 30,731,896,650.52
  5. Step 5: Solve for x
    x = 30,731,896,650.52/224,415.66
  6. Step 6: Final answer
    x = 136,941.85

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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.