Home / 85,063.50-127,552.35-49,536.30

Finding the Fourth Proportional to 85,063.50, 127,552.35 and 49,536.30

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Solution

The fourth proportional to 85,063.50, 127,552.35 and 49,536.30 is: 74,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,063.50 : 127,552.35 = 49,536.30 : x
  2. Step 2: Convert to fraction form
    85,063.50/127,552.35 = 49,536.30/x
  3. Step 3: Cross multiply
    85,063.50x = 127,552.35 × 49,536.30
  4. Step 4: Simplify right side
    85,063.50x = 6,318,471,475.31
  5. Step 5: Solve for x
    x = 6,318,471,475.31/85,063.50
  6. Step 6: Final answer
    x = 74,279.47

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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.