Home / 66,772.40-92,145.98-36,557.96

Finding the Fourth Proportional to 66,772.40, 92,145.98 and 36,557.96

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Solution

The fourth proportional to 66,772.40, 92,145.98 and 36,557.96 is: 50,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,772.40 : 92,145.98 = 36,557.96 : x
  2. Step 2: Convert to fraction form
    66,772.40/92,145.98 = 36,557.96/x
  3. Step 3: Cross multiply
    66,772.40x = 92,145.98 × 36,557.96
  4. Step 4: Simplify right side
    66,772.40x = 3,368,668,681.67
  5. Step 5: Solve for x
    x = 3,368,668,681.67/66,772.40
  6. Step 6: Final answer
    x = 50,450.02

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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.