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Finding the Fourth Proportional to 223,733.80, 335,697.90 and 112,925.80

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Solution

The fourth proportional to 223,733.80, 335,697.90 and 112,925.80 is: 169,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,733.80 : 335,697.90 = 112,925.80 : x
  2. Step 2: Convert to fraction form
    223,733.80/335,697.90 = 112,925.80/x
  3. Step 3: Cross multiply
    223,733.80x = 335,697.90 × 112,925.80
  4. Step 4: Simplify right side
    223,733.80x = 37,908,953,915.82
  5. Step 5: Solve for x
    x = 37,908,953,915.82/223,733.80
  6. Step 6: Final answer
    x = 169,437.76

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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.