Home / 135,666.10-203,499.15-93,675.70

Finding the Fourth Proportional to 135,666.10, 203,499.15 and 93,675.70

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Solution

The fourth proportional to 135,666.10, 203,499.15 and 93,675.70 is: 140,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,666.10 : 203,499.15 = 93,675.70 : x
  2. Step 2: Convert to fraction form
    135,666.10/203,499.15 = 93,675.70/x
  3. Step 3: Cross multiply
    135,666.10x = 203,499.15 × 93,675.70
  4. Step 4: Simplify right side
    135,666.10x = 19,062,925,325.66
  5. Step 5: Solve for x
    x = 19,062,925,325.66/135,666.10
  6. Step 6: Final answer
    x = 140,513.55

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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.