Home / 97,706.16-134,830.44-55,265.40

Finding the Fourth Proportional to 97,706.16, 134,830.44 and 55,265.40

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Solution

The fourth proportional to 97,706.16, 134,830.44 and 55,265.40 is: 76,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,706.16 : 134,830.44 = 55,265.40 : x
  2. Step 2: Convert to fraction form
    97,706.16/134,830.44 = 55,265.40/x
  3. Step 3: Cross multiply
    97,706.16x = 134,830.44 × 55,265.40
  4. Step 4: Simplify right side
    97,706.16x = 7,451,458,198.78
  5. Step 5: Solve for x
    x = 7,451,458,198.78/97,706.16
  6. Step 6: Final answer
    x = 76,263.96

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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.