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Finding the Fourth Proportional to 223,498.80, 335,264.40 and 134,560.80

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Solution

The fourth proportional to 223,498.80, 335,264.40 and 134,560.80 is: 201,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,498.80 : 335,264.40 = 134,560.80 : x
  2. Step 2: Convert to fraction form
    223,498.80/335,264.40 = 134,560.80/x
  3. Step 3: Cross multiply
    223,498.80x = 335,264.40 × 134,560.80
  4. Step 4: Simplify right side
    223,498.80x = 45,113,445,875.52
  5. Step 5: Solve for x
    x = 45,113,445,875.52/223,498.80
  6. Step 6: Final answer
    x = 201,850.95

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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.