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Finding the Fourth Proportional to 62,706.56, 86,534.33 and 35,482.30

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Solution

The fourth proportional to 62,706.56, 86,534.33 and 35,482.30 is: 48,965.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,706.56 : 86,534.33 = 35,482.30 : x
  2. Step 2: Convert to fraction form
    62,706.56/86,534.33 = 35,482.30/x
  3. Step 3: Cross multiply
    62,706.56x = 86,534.33 × 35,482.30
  4. Step 4: Simplify right side
    62,706.56x = 3,070,437,150.37
  5. Step 5: Solve for x
    x = 3,070,437,150.37/62,706.56
  6. Step 6: Final answer
    x = 48,965.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.