Home / 66,490.27-91,754.58-36,276.19

Finding the Fourth Proportional to 66,490.27, 91,754.58 and 36,276.19

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Solution

The fourth proportional to 66,490.27, 91,754.58 and 36,276.19 is: 50,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,490.27 : 91,754.58 = 36,276.19 : x
  2. Step 2: Convert to fraction form
    66,490.27/91,754.58 = 36,276.19/x
  3. Step 3: Cross multiply
    66,490.27x = 91,754.58 × 36,276.19
  4. Step 4: Simplify right side
    66,490.27x = 3,328,506,577.45
  5. Step 5: Solve for x
    x = 3,328,506,577.45/66,490.27
  6. Step 6: Final answer
    x = 50,060.06

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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.